656252 has 12 divisors (see below), whose sum is σ = 1154160. Its totient is φ = 326496.

The previous prime is 656237. The next prime is 656263. The reversal of 656252 is 252656.

It is a happy number.

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 656252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208 + ... + 1664.

It is an arithmetic number, because the mean of its divisors is an integer number (96180).

656252 is a Friedman number, since it can be written as 2+6*5^6*(5+2), using all its digits and the basic arithmetic operations.

2⁶⁵⁶²⁵² is an apocalyptic number.

It is an amenable number.

656252 is a deficient number, since it is larger than the sum of its proper divisors (497908).

656252 is a wasteful number, since it uses less digits than its factorization.

656252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820 (or 818 counting only the distinct ones).

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

The square root of 656252 is about 810.0938217268. The cubic root of 656252 is about 86.9007544021.

The spelling of 656252 in words is "six hundred fifty-six thousand, two hundred fifty-two".