52317590 has 16 divisors (see below), whose sum is σ = 101415888. Its totient is φ = 19317216.

The previous prime is 52317589. The next prime is 52317607. The reversal of 52317590 is 9571325.

It is a congruent number.

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, 201092 + ... + 201351.

It is an arithmetic number, because the mean of its divisors is an integer number (6338493).

Almost surely, 2^52317590 is an apocalyptic number.

52317590 is a deficient number, since it is larger than the sum of its proper divisors (49098298).

52317590 is a wasteful number, since it uses less digits than its factorization.

52317590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402463.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 52317590 is about 7233.0899344609. The cubic root of 52317590 is about 374.0094509894.

It can be divided in two parts, 5231 and 7590, that added together give a palindrome (12821).

The spelling of 52317590 in words is "fifty-two million, three hundred seventeen thousand, five hundred ninety".