76765625 has 28 divisors (see below), whose sum is σ = 101951820. Its totient is φ = 57800000.

The previous prime is 76765597. The next prime is 76765627. The reversal of 76765625 is 52656767.

The cubic root of 76765625 is 425.

It is a perfect power (a cube), and thus also a powerful number.

It can be written as a sum of positive squares in 14 ways, for example, as 66455104 + 10310521 = 8152^2 + 3211^2 .

It is not a de Polignac number, because 76765625 - 2⁸ = 76765369 is a prime.

It is a super-2 number, since 2×76765625² = 11785922363281250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76765627) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 4515617 + ... + 4515633.

Almost surely, 2^76765625 is an apocalyptic number.

It is an amenable number.

76765625 is a deficient number, since it is larger than the sum of its proper divisors (25186195).

76765625 is an frugal number, since it uses more digits than its factorization.

76765625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81 (or 22 counting only the distinct ones).

The product of its digits is 529200, while the sum is 44.

The square root of 76765625 is about 8761.5994544375.

The spelling of 76765625 in words is "seventy-six million, seven hundred sixty-five thousand, six hundred twenty-five".