77304056 has 16 divisors (see below), whose sum is σ = 145103400. Its totient is φ = 38609824.

The previous prime is 77304043. The next prime is 77304061. The reversal of 77304056 is 65040377.

It is a super-2 number, since 2×77304056² = 11951834148102272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3335 + ... + 12873.

Almost surely, 2^77304056 is an apocalyptic number.

It is an amenable number.

77304056 is a deficient number, since it is larger than the sum of its proper divisors (67799344).

77304056 is a wasteful number, since it uses less digits than its factorization.

77304056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10558 (or 10554 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 77304056 is about 8792.2725162497. The cubic root of 77304056 is about 425.9913301739.

The spelling of 77304056 in words is "seventy-seven million, three hundred four thousand, fifty-six".