652585256 has 32 divisors (see below), whose sum is σ = 1351909440. Its totient is φ = 293745408.

The previous prime is 652585207. The next prime is 652585261.

652585256 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101186 + ... + 107441.

It is an arithmetic number, because the mean of its divisors is an integer number (42247170).

Almost surely, 2^652585256 is an apocalyptic number.

It is an amenable number.

652585256 is an abundant number, since it is smaller than the sum of its proper divisors (699324184).

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

652585256 is a wasteful number, since it uses less digits than its factorization.

652585256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208673 (or 208669 counting only the distinct ones).

The product of its digits is 720000, while the sum is 44.

The square root of 652585256 is about 25545.7482959494. The cubic root of 652585256 is about 867.3860219496.

The spelling of 652585256 in words is "six hundred fifty-two million, five hundred eighty-five thousand, two hundred fifty-six".