253375 has 8 divisors (see below), whose sum is σ = 316368. Its totient is φ = 202600.

The previous prime is 253369. The next prime is 253381. The reversal of 253375 is 573352.

It is an interprime number because it is at equal distance from previous prime (253369) and next prime (253381).

It is not a de Polignac number, because 253375 - 2³ = 253367 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

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, 889 + ... + 1138.

It is an arithmetic number, because the mean of its divisors is an integer number (39546).

2²⁵³³⁷⁵ is an apocalyptic number.

253375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

253375 is a deficient number, since it is larger than the sum of its proper divisors (62993).

253375 is an equidigital number, since it uses as much as digits as its factorization.

253375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042 (or 2032 counting only the distinct ones).

The product of its digits is 3150, while the sum is 25.

The square root of 253375 is about 503.3636856191. The cubic root of 253375 is about 63.2782685432.

The spelling of 253375 in words is "two hundred fifty-three thousand, three hundred seventy-five".