253315804 has 24 divisors (see below), whose sum is σ = 507064320. Its totient is φ = 108471216.

The previous prime is 253315789. The next prime is 253315819. The reversal of 253315804 is 408513352.

It is an interprime number because it is at equal distance from previous prime (253315789) and next prime (253315819).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37149 + ... + 43435.

It is an arithmetic number, because the mean of its divisors is an integer number (21127680).

Almost surely, 2^253315804 is an apocalyptic number.

It is an amenable number.

253315804 is an abundant number, since it is smaller than the sum of its proper divisors (253748516).

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

253315804 is a wasteful number, since it uses less digits than its factorization.

253315804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7737 (or 7735 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 253315804 is about 15915.8978383251. The cubic root of 253315804 is about 632.7334025883.

The spelling of 253315804 in words is "two hundred fifty-three million, three hundred fifteen thousand, eight hundred four".