253793995 has 16 divisors (see below), whose sum is σ = 374834880. Its totient is φ = 160642944.

The previous prime is 253793971. The next prime is 253793999. The reversal of 253793995 is 599397352.

253793995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 253793995 - 2¹⁷ = 253662923 is a prime.

It is a super-2 number, since 2×253793995² = 128822783796120050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (253793999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278440 + ... + 279349.

It is an arithmetic number, because the mean of its divisors is an integer number (23427180).

Almost surely, 2^253793995 is an apocalyptic number.

253793995 is a deficient number, since it is larger than the sum of its proper divisors (121040885).

253793995 is a wasteful number, since it uses less digits than its factorization.

253793995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557814.

The product of its digits is 2296350, while the sum is 52.

The square root of 253793995 is about 15930.9131878873. The cubic root of 253793995 is about 633.1312948963.

The spelling of 253793995 in words is "two hundred fifty-three million, seven hundred ninety-three thousand, nine hundred ninety-five".