53116504 has 32 divisors (see below), whose sum is σ = 114055200. Its totient is φ = 22717440.

The previous prime is 53116493. The next prime is 53116529. The reversal of 53116504 is 40561135.

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, 51514 + ... + 52534.

It is an arithmetic number, because the mean of its divisors is an integer number (3564225).

Almost surely, 2^53116504 is an apocalyptic number.

It is an amenable number.

53116504 is an abundant number, since it is smaller than the sum of its proper divisors (60938696).

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

53116504 is a wasteful number, since it uses less digits than its factorization.

53116504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963 (or 1959 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 53116504 is about 7288.1070244612. The cubic root of 53116504 is about 375.9036081565.

Adding to 53116504 its reverse (40561135), we get a palindrome (93677639).

The spelling of 53116504 in words is "fifty-three million, one hundred sixteen thousand, five hundred four".