765925 has 6 divisors (see below), whose sum is σ = 949778. Its totient is φ = 612720.

The previous prime is 765913. The next prime is 765931. The reversal of 765925 is 529567.

It can be written as a sum of positive squares in 3 ways, for example, as 198916 + 567009 = 446^2 + 753^2 .

It is not a de Polignac number, because 765925 - 2⁵ = 765893 is a prime.

It is a super-2 number, since 2×765925² = 1173282211250, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15294 + ... + 15343.

2⁷⁶⁵⁹²⁵ is an apocalyptic number.

It is an amenable number.

765925 is a deficient number, since it is larger than the sum of its proper divisors (183853).

765925 is a wasteful number, since it uses less digits than its factorization.

765925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30647 (or 30642 counting only the distinct ones).

The product of its digits is 18900, while the sum is 34.

The square root of 765925 is about 875.1714117817. The cubic root of 765925 is about 91.4945899436.

The spelling of 765925 in words is "seven hundred sixty-five thousand, nine hundred twenty-five".