626256 has 30 divisors (see below), whose sum is σ = 1753050. Its totient is φ = 208704.

The previous prime is 626251. The next prime is 626261. The reversal of 626256 is 652626.

It is an interprime number because it is at equal distance from previous prime (626251) and next prime (626261).

It can be written as a sum of positive squares in only one way, i.e., 360000 + 266256 = 600^2 + 516^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 626256.

It is not an unprimeable number, because it can be changed into a prime (626251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2031 + ... + 2318.

It is an arithmetic number, because the mean of its divisors is an integer number (58435).

2⁶²⁶²⁵⁶ is an apocalyptic number.

It is an amenable number.

626256 is an abundant number, since it is smaller than the sum of its proper divisors (1126794).

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

626256 is a wasteful number, since it uses less digits than its factorization.

626256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4363 (or 4354 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 626256 is about 791.3633805023. The cubic root of 626256 is about 85.5560318058.

It can be divided in two parts, 6 and 26256, that added together give a palindrome (26262).

The spelling of 626256 in words is "six hundred twenty-six thousand, two hundred fifty-six".