52639016 has 16 divisors (see below), whose sum is σ = 99573300. Its totient is φ = 26086144.

The previous prime is 52639003. The next prime is 52639073. The reversal of 52639016 is 61093625.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49646116 + 2992900 = 7046^2 + 1730^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28211 + ... + 30018.

Almost surely, 2^52639016 is an apocalyptic number.

It is an amenable number.

52639016 is a deficient number, since it is larger than the sum of its proper divisors (46934284).

52639016 is a wasteful number, since it uses less digits than its factorization.

52639016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58348 (or 58344 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 52639016 is about 7255.2750464748. The cubic root of 52639016 is about 374.7738274686.

The spelling of 52639016 in words is "fifty-two million, six hundred thirty-nine thousand, sixteen".