253551375 has 96 divisors (see below), whose sum is σ = 570046464. Its totient is φ = 105336000.

The previous prime is 253551313. The next prime is 253551391. The reversal of 253551375 is 573155352.

253551375 is a `hidden beast` number, since 2 + 535 + 51 + 3 + 75 = 666.

It is not a de Polignac number, because 253551375 - 2⁷ = 253551247 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 85162 + ... + 88088.

It is an arithmetic number, because the mean of its divisors is an integer number (5937984).

Almost surely, 2^253551375 is an apocalyptic number.

253551375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

253551375 is an abundant number, since it is smaller than the sum of its proper divisors (316495089).

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

253551375 is a wasteful number, since it uses less digits than its factorization.

253551375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2966 (or 2953 counting only the distinct ones).

The product of its digits is 78750, while the sum is 36.

The square root of 253551375 is about 15923.2966121969. The cubic root of 253551375 is about 632.9294786032.

The spelling of 253551375 in words is "two hundred fifty-three million, five hundred fifty-one thousand, three hundred seventy-five".