653253404 has 24 divisors (see below), whose sum is σ = 1156353408. Its totient is φ = 322880240.

The previous prime is 653253397. The next prime is 653253427. The reversal of 653253404 is 404352356.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239609 + ... + 242319.

It is an arithmetic number, because the mean of its divisors is an integer number (48181392).

Almost surely, 2^653253404 is an apocalyptic number.

It is an amenable number.

653253404 is a deficient number, since it is larger than the sum of its proper divisors (503100004).

653253404 is a wasteful number, since it uses less digits than its factorization.

653253404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3385 (or 3383 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 653253404 is about 25558.8224298382. The cubic root of 653253404 is about 867.6819447455.

The spelling of 653253404 in words is "six hundred fifty-three million, two hundred fifty-three thousand, four hundred four".