76772568 has 32 divisors (see below), whose sum is σ = 192769200. Its totient is φ = 25479168.

The previous prime is 76772543. The next prime is 76772569. The reversal of 76772568 is 86527767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76772569) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1273 + ... + 12456.

Almost surely, 2^76772568 is an apocalyptic number.

It is an amenable number.

76772568 is an abundant number, since it is smaller than the sum of its proper divisors (115996632).

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

76772568 is a wasteful number, since it uses less digits than its factorization.

76772568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13971 (or 13967 counting only the distinct ones).

The product of its digits is 987840, while the sum is 48.

The square root of 76772568 is about 8761.9956630895. The cubic root of 76772568 is about 425.0128125318.

The spelling of 76772568 in words is "seventy-six million, seven hundred seventy-two thousand, five hundred sixty-eight".