253698 has 8 divisors (see below), whose sum is σ = 507408. Its totient is φ = 84564.

The previous prime is 253681. The next prime is 253703. The reversal of 253698 is 896352.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

253698 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 253698.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21136 + ... + 21147.

It is an arithmetic number, because the mean of its divisors is an integer number (63426).

2²⁵³⁶⁹⁸ is an apocalyptic number.

253698 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

253698 is a wasteful number, since it uses less digits than its factorization.

253698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42288.

The product of its digits is 12960, while the sum is 33.

The square root of 253698 is about 503.6844250123. The cubic root of 253698 is about 63.3051459670.

The spelling of 253698 in words is "two hundred fifty-three thousand, six hundred ninety-eight".