875274520 has 128 divisors (see below), whose sum is σ = 2166912000. Its totient is φ = 316915200.

The previous prime is 875274511. The next prime is 875274559. The reversal of 875274520 is 25472578.

It is a happy number.

It is a super-2 number, since 2×875274520² = 1532210970722460800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3327909 + ... + 3328171.

It is an arithmetic number, because the mean of its divisors is an integer number (16929000).

Almost surely, 2^875274520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 875274520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1083456000).

875274520 is an abundant number, since it is smaller than the sum of its proper divisors (1291637480).

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

875274520 is a wasteful number, since it uses less digits than its factorization.

875274520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 40.

The square root of 875274520 is about 29585.0387865218. The cubic root of 875274520 is about 956.5656071880.

The spelling of 875274520 in words is "eight hundred seventy-five million, two hundred seventy-four thousand, five hundred twenty".