652444064 has 24 divisors (see below), whose sum is σ = 1285455780. Its totient is φ = 325979136.

The previous prime is 652444061. The next prime is 652444123. The reversal of 652444064 is 460444256.

It can be written as a sum of positive squares in 2 ways, for example, as 620408464 + 32035600 = 24908^2 + 5660^2 .

It is not an unprimeable number, because it can be changed into a prime (652444061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40802 + ... + 54494.

Almost surely, 2^652444064 is an apocalyptic number.

It is an amenable number.

652444064 is a deficient number, since it is larger than the sum of its proper divisors (633011716).

652444064 is a wasteful number, since it uses less digits than its factorization.

652444064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15192 (or 15184 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

The square root of 652444064 is about 25542.9846337502. The cubic root of 652444064 is about 867.3234621540.

The spelling of 652444064 in words is "six hundred fifty-two million, four hundred forty-four thousand, sixty-four".