76657064 has 16 divisors (see below), whose sum is σ = 156798720. Its totient is φ = 34844080.

The previous prime is 76657051. The next prime is 76657069. The reversal of 76657064 is 46075667.

It is a super-2 number, since 2×76657064² = 11752610922200192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76657069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435464 + ... + 435639.

It is an arithmetic number, because the mean of its divisors is an integer number (9799920).

Almost surely, 2^76657064 is an apocalyptic number.

It is an amenable number.

76657064 is an abundant number, since it is smaller than the sum of its proper divisors (80141656).

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

76657064 is a wasteful number, since it uses less digits than its factorization.

76657064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871120 (or 871116 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 76657064 is about 8755.4019896290. The cubic root of 76657064 is about 424.7995622322.

The spelling of 76657064 in words is "seventy-six million, six hundred fifty-seven thousand, sixty-four".