652442400 has 108 divisors (see below), whose sum is σ = 2300700402. Its totient is φ = 173982720.

The previous prime is 652442383. The next prime is 652442411. The reversal of 652442400 is 4244256.

652442400 is a `hidden beast` number, since 652 + 4 + 4 + 2 + 4 + 0 + 0 = 666.

652442400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 636855696 + 15586704 = 25236^2 + 3948^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 38109 + ... + 52508.

Almost surely, 2^652442400 is an apocalyptic number.

652442400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

652442400 is an abundant number, since it is smaller than the sum of its proper divisors (1648258002).

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

652442400 is a wasteful number, since it uses less digits than its factorization.

652442400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90643 (or 90627 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 652442400 is about 25542.9520611851. The cubic root of 652442400 is about 867.3227248099.

Adding to 652442400 its reverse (4244256), we get a palindrome (656686656).

The spelling of 652442400 in words is "six hundred fifty-two million, four hundred forty-two thousand, four hundred".