652280644 has 96 divisors (see below), whose sum is σ = 1295481600. Its totient is φ = 286218240.

The previous prime is 652280609. The next prime is 652280647. The reversal of 652280644 is 446082256.

It is not an unprimeable number, because it can be changed into a prime (652280647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7328952 + ... + 7329040.

It is an arithmetic number, because the mean of its divisors is an integer number (13494600).

Almost surely, 2^652280644 is an apocalyptic number.

It is an amenable number.

652280644 is a deficient number, since it is larger than the sum of its proper divisors (643200956).

652280644 is a wasteful number, since it uses less digits than its factorization.

652280644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 652280644 is about 25539.7855120203. The cubic root of 652280644 is about 867.2510422366.

The spelling of 652280644 in words is "six hundred fifty-two million, two hundred eighty thousand, six hundred forty-four".