52420504 has 16 divisors (see below), whose sum is σ = 101459520. Its totient is φ = 25364640.

The previous prime is 52420493. The next prime is 52420541. The reversal of 52420504 is 40502425.

It is a super-2 number, since 2×52420504² = 5495818479228032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105439 + ... + 105934.

It is an arithmetic number, because the mean of its divisors is an integer number (6341220).

Almost surely, 2^52420504 is an apocalyptic number.

It is an amenable number.

52420504 is a deficient number, since it is larger than the sum of its proper divisors (49039016).

52420504 is a wasteful number, since it uses less digits than its factorization.

52420504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211410 (or 211406 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 52420504 is about 7240.2005497086. The cubic root of 52420504 is about 374.2545285229.

Adding to 52420504 its reverse (40502425), we get a palindrome (92922929).

The spelling of 52420504 in words is "fifty-two million, four hundred twenty thousand, five hundred four".