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8374442 = 227115451
BaseRepresentation
bin11111111100100010101010
3120202110120112
4133330202222
54120440232
6455254322
7131116166
oct37744252
916673515
108374442
1147aa92a
12297a3a2
1319729bb
14117dca6
15b064b2
hex7fc8aa

8374442 has 8 divisors (see below), whose sum is σ = 12608832. Its totient is φ = 4171500.

The previous prime is 8374441. The next prime is 8374453. The reversal of 8374442 is 2444738.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×83744422 = 140262557622728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8374399 and 8374408.

It is not an unprimeable number, because it can be changed into a prime (8374441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7184 + ... + 8267.

It is an arithmetic number, because the mean of its divisors is an integer number (1576104).

Almost surely, 28374442 is an apocalyptic number.

8374442 is a deficient number, since it is larger than the sum of its proper divisors (4234390).

8374442 is a wasteful number, since it uses less digits than its factorization.

8374442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15724.

The product of its digits is 21504, while the sum is 32.

The square root of 8374442 is about 2893.8628163754. The cubic root of 8374442 is about 203.0728947851.

The spelling of 8374442 in words is "eight million, three hundred seventy-four thousand, four hundred forty-two".

Divisors: 1 2 271 542 15451 30902 4187221 8374442