52521874 has 16 divisors (see below), whose sum is σ = 86109696. Its totient is φ = 23918400.

The previous prime is 52521869. The next prime is 52521893. The reversal of 52521874 is 47812525.

It is a happy number.

It is a Cunningham number, because it is equal to 35⁵-1.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an alternating number because its digits alternate between odd and even.

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, 23862 + ... + 25969.

It is an arithmetic number, because the mean of its divisors is an integer number (5381856).

Almost surely, 2^52521874 is an apocalyptic number.

52521874 is a deficient number, since it is larger than the sum of its proper divisors (33587822).

52521874 is a wasteful number, since it uses less digits than its factorization.

52521874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49881.

The product of its digits is 22400, while the sum is 34.

The square root of 52521874 is about 7247.1976653048. The cubic root of 52521874 is about 374.4956158210.

The spelling of 52521874 in words is "fifty-two million, five hundred twenty-one thousand, eight hundred seventy-four".