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772328 = 23293329
BaseRepresentation
bin10111100100011101000
31110020102202
42330203220
5144203303
624315332
76364454
oct2744350
91406382
10772328
11488297
12312b48
132106cb
14161664
15103c88
hexbc8e8

772328 has 16 divisors (see below), whose sum is σ = 1498500. Its totient is φ = 372736.

The previous prime is 772313. The next prime is 772333. The reversal of 772328 is 823277.

772328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 770884 + 1444 = 878^2 + 38^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 772328.

It is an unprimeable number.

772328 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433 + ... + 1896.

2772328 is an apocalyptic number.

It is an amenable number.

772328 is a deficient number, since it is larger than the sum of its proper divisors (726172).

772328 is a wasteful number, since it uses less digits than its factorization.

772328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364 (or 3360 counting only the distinct ones).

The product of its digits is 4704, while the sum is 29.

The square root of 772328 is about 878.8219387339. The cubic root of 772328 is about 91.7488423803.

The spelling of 772328 in words is "seven hundred seventy-two thousand, three hundred twenty-eight".

Divisors: 1 2 4 8 29 58 116 232 3329 6658 13316 26632 96541 193082 386164 772328