765256 has 16 divisors (see below), whose sum is σ = 1497600. Its totient is φ = 365904.

The previous prime is 765251. The next prime is 765257. The reversal of 765256 is 652567.

765256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896 + ... + 2263.

It is an arithmetic number, because the mean of its divisors is an integer number (93600).

2⁷⁶⁵²⁵⁶ is an apocalyptic number.

It is an amenable number.

765256 is a deficient number, since it is larger than the sum of its proper divisors (732344).

765256 is a wasteful number, since it uses less digits than its factorization.

765256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4188 (or 4184 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 765256 is about 874.7891174449. The cubic root of 765256 is about 91.4679434222.

The spelling of 765256 in words is "seven hundred sixty-five thousand, two hundred fifty-six".