652399304 has 8 divisors (see below), whose sum is σ = 1223248710. Its totient is φ = 326199648.

The previous prime is 652399303. The next prime is 652399337. The reversal of 652399304 is 403993256.

It can be written as a sum of positive squares in only one way, i.e., 459244900 + 193154404 = 21430^2 + 13898^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (652399303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40774949 + ... + 40774964.

Almost surely, 2^652399304 is an apocalyptic number.

It is an amenable number.

652399304 is a deficient number, since it is larger than the sum of its proper divisors (570849406).

652399304 is a wasteful number, since it uses less digits than its factorization.

652399304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81549919 (or 81549915 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 41.

The square root of 652399304 is about 25542.1084485991. The cubic root of 652399304 is about 867.3036278683.

The spelling of 652399304 in words is "six hundred fifty-two million, three hundred ninety-nine thousand, three hundred four".