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740664132 = 223132735003
BaseRepresentation
bin101100001001011…
…010001101000100
31220121200122011220
4230021122031010
53004102223012
6201255000340
724232353435
oct5411321504
91817618156
10740664132
113500a3a1a
121880690b0
13ba5a9300
147052148c
154505608c
hex2c25a344

740664132 has 72 divisors (see below), whose sum is σ = 1897396704. Its totient is φ = 224729856.

The previous prime is 740664097. The next prime is 740664151. The reversal of 740664132 is 231466047.

It is a happy number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 740664093 and 740664102.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145543 + ... + 150545.

It is an arithmetic number, because the mean of its divisors is an integer number (26352732).

Almost surely, 2740664132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740664132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (948698352).

740664132 is an abundant number, since it is smaller than the sum of its proper divisors (1156732572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740664132 is a wasteful number, since it uses less digits than its factorization.

740664132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5109 (or 5094 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 740664132 is about 27215.1452687653. The cubic root of 740664132 is about 904.7746789056.

The spelling of 740664132 in words is "seven hundred forty million, six hundred sixty-four thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 73 78 146 156 169 219 292 338 438 507 676 876 949 1014 1898 2028 2847 3796 5003 5694 10006 11388 12337 15009 20012 24674 30018 37011 49348 60036 65039 74022 130078 148044 195117 260156 365219 390234 730438 780468 845507 1095657 1460876 1691014 2191314 2536521 3382028 4382628 4747847 5073042 9495694 10146084 14243541 18991388 28487082 56974164 61722011 123444022 185166033 246888044 370332066 740664132