53520504 has 16 divisors (see below), whose sum is σ = 133801320. Its totient is φ = 17840160.

The previous prime is 53520427. The next prime is 53520527. The reversal of 53520504 is 40502535.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 2230021 = 53520504 / (5 + 3 + 5 + 2 + 0 + 5 + 0 + 4).

It is a congruent number.

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, 1114987 + ... + 1115034.

Almost surely, 2^53520504 is an apocalyptic number.

It is an amenable number.

53520504 is an abundant number, since it is smaller than the sum of its proper divisors (80280816).

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

53520504 is a wasteful number, since it uses less digits than its factorization.

53520504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230030 (or 2230026 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 53520504 is about 7315.7709094804. The cubic root of 53520504 is about 376.8542332944.

The spelling of 53520504 in words is "fifty-three million, five hundred twenty thousand, five hundred four".