625256 has 8 divisors (see below), whose sum is σ = 1172370. Its totient is φ = 312624.

The previous prime is 625253. The next prime is 625267. The reversal of 625256 is 652526.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 624100 + 1156 = 790^2 + 34^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×625256³ = 733322243690331648, which contains 333 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 625256.

It is not an unprimeable number, because it can be changed into a prime (625253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39071 + ... + 39086.

2⁶²⁵²⁵⁶ is an apocalyptic number.

It is an amenable number.

625256 is a deficient number, since it is larger than the sum of its proper divisors (547114).

625256 is a wasteful number, since it uses less digits than its factorization.

625256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78163 (or 78159 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 625256 is about 790.7313070822. The cubic root of 625256 is about 85.5104691762.

It can be divided in two parts, 625 and 256, that multiplied together give a 4-th power (160000 = 20⁴).

The spelling of 625256 in words is "six hundred twenty-five thousand, two hundred fifty-six".