52439118 has 32 divisors (see below), whose sum is σ = 111373056. Its totient is φ = 16403328.

The previous prime is 52439083. The next prime is 52439131. The reversal of 52439118 is 81193425.

It is a super-2 number, since 2×52439118² = 5499722193235848, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52855 + ... + 53837.

It is an arithmetic number, because the mean of its divisors is an integer number (3480408).

Almost surely, 2^52439118 is an apocalyptic number.

52439118 is an abundant number, since it is smaller than the sum of its proper divisors (58933938).

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

52439118 is a wasteful number, since it uses less digits than its factorization.

52439118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528.

The product of its digits is 8640, while the sum is 33.

The square root of 52439118 is about 7241.4858972451. The cubic root of 52439118 is about 374.2988213019.

The spelling of 52439118 in words is "fifty-two million, four hundred thirty-nine thousand, one hundred eighteen".