52631438 has 16 divisors (see below), whose sum is σ = 80819856. Its totient is φ = 25696320.

The previous prime is 52631417. The next prime is 52631443. The reversal of 52631438 is 83413625.

52631438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23633 + ... + 25763.

It is an arithmetic number, because the mean of its divisors is an integer number (5051241).

Almost surely, 2^52631438 is an apocalyptic number.

52631438 is a deficient number, since it is larger than the sum of its proper divisors (28188418).

52631438 is a wasteful number, since it uses less digits than its factorization.

52631438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419.

The product of its digits is 17280, while the sum is 32.

The square root of 52631438 is about 7254.7527869666. The cubic root of 52631438 is about 374.7558422517.

The spelling of 52631438 in words is "fifty-two million, six hundred thirty-one thousand, four hundred thirty-eight".