652530244 has 24 divisors (see below), whose sum is σ = 1220206680. Its totient is φ = 304252416.

The previous prime is 652530209. The next prime is 652530251. The reversal of 652530244 is 442035256.

It can be written as a sum of positive squares in 4 ways, for example, as 312865344 + 339664900 = 17688^2 + 18430^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36607 + ... + 51430.

It is an arithmetic number, because the mean of its divisors is an integer number (50841945).

Almost surely, 2^652530244 is an apocalyptic number.

It is an amenable number.

652530244 is a deficient number, since it is larger than the sum of its proper divisors (567676436).

652530244 is a wasteful number, since it uses less digits than its factorization.

652530244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88167 (or 88165 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 652530244 is about 25544.6715383072. The cubic root of 652530244 is about 867.3616481326.

The spelling of 652530244 in words is "six hundred fifty-two million, five hundred thirty thousand, two hundred forty-four".