253123368 has 32 divisors (see below), whose sum is σ = 654631200. Its totient is φ = 81464768.

The previous prime is 253123333. The next prime is 253123411. The reversal of 253123368 is 863321352.

253123368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 181146 + ... + 182537.

It is an arithmetic number, because the mean of its divisors is an integer number (20457225).

Almost surely, 2^253123368 is an apocalyptic number.

It is an amenable number.

253123368 is an abundant number, since it is smaller than the sum of its proper divisors (401507832).

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

253123368 is a wasteful number, since it uses less digits than its factorization.

253123368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363721 (or 363717 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 253123368 is about 15909.8512878028. The cubic root of 253123368 is about 632.5731394849.

It can be divided in two parts, 25312 and 3368, that added together give a triangular number (28680 = T₂₃₉).

The spelling of 253123368 in words is "two hundred fifty-three million, one hundred twenty-three thousand, three hundred sixty-eight".