53015528 has 8 divisors (see below), whose sum is σ = 99404130. Its totient is φ = 26507760.

The previous prime is 53015519. The next prime is 53015531. The reversal of 53015528 is 82551035.

It can be written as a sum of positive squares in only one way, i.e., 29181604 + 23833924 = 5402^2 + 4882^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 53015528.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313463 + ... + 3313478.

Almost surely, 2^53015528 is an apocalyptic number.

It is an amenable number.

53015528 is a deficient number, since it is larger than the sum of its proper divisors (46388602).

53015528 is a wasteful number, since it uses less digits than its factorization.

53015528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6626947 (or 6626943 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 53015528 is about 7281.1762785967. The cubic root of 53015528 is about 375.6652558685.

The spelling of 53015528 in words is "fifty-three million, fifteen thousand, five hundred twenty-eight".