652545256 has 24 divisors (see below), whose sum is σ = 1344865410. Its totient is φ = 296611040.

The previous prime is 652545203. The next prime is 652545263.

652545256 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 486908356 + 165636900 = 22066^2 + 12870^2 .

It is a super-2 number, since 2×652545256² = 851630622256211072, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 336091 + ... + 338026.

Almost surely, 2^652545256 is an apocalyptic number.

It is an amenable number.

652545256 is an abundant number, since it is smaller than the sum of its proper divisors (692320154).

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

652545256 is a wasteful number, since it uses less digits than its factorization.

652545256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674145 (or 674130 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

The square root of 652545256 is about 25544.9653748053. The cubic root of 652545256 is about 867.3682995399.

The spelling of 652545256 in words is "six hundred fifty-two million, five hundred forty-five thousand, two hundred fifty-six".