53513564 has 48 divisors (see below), whose sum is σ = 105557760. Its totient is φ = 23569920.

The previous prime is 53513561. The next prime is 53513567. The reversal of 53513564 is 46531535.

It is an interprime number because it is at equal distance from previous prime (53513561) and next prime (53513567).

It is a self number, because there is not a number n which added to its sum of digits gives 53513564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53513561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143282 + ... + 143654.

It is an arithmetic number, because the mean of its divisors is an integer number (2199120).

Almost surely, 2^53513564 is an apocalyptic number.

It is an amenable number.

53513564 is a deficient number, since it is larger than the sum of its proper divisors (52044196).

53513564 is a wasteful number, since it uses less digits than its factorization.

53513564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 508 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

The square root of 53513564 is about 7315.2965763529. The cubic root of 53513564 is about 376.8379437029.

The spelling of 53513564 in words is "fifty-three million, five hundred thirteen thousand, five hundred sixty-four".