253695 has 16 divisors (see below), whose sum is σ = 437472. Its totient is φ = 124800.

The previous prime is 253681. The next prime is 253703. The reversal of 253695 is 596352.

It is not a de Polignac number, because 253695 - 2⁴ = 253679 is a prime.

It is a super-2 number, since 2×253695² = 128722306050, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 253695.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456 + ... + 845.

It is an arithmetic number, because the mean of its divisors is an integer number (27342).

2²⁵³⁶⁹⁵ is an apocalyptic number.

253695 is a deficient number, since it is larger than the sum of its proper divisors (183777).

253695 is a wasteful number, since it uses less digits than its factorization.

253695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322.

The product of its digits is 8100, while the sum is 30.

The square root of 253695 is about 503.6814469484. The cubic root of 253695 is about 63.3048964365.

The spelling of 253695 in words is "two hundred fifty-three thousand, six hundred ninety-five".