53020488 has 32 divisors (see below), whose sum is σ = 139528800. Its totient is φ = 16743168.

The previous prime is 53020481. The next prime is 53020493. The reversal of 53020488 is 88402035.

It is a super-2 number, since 2×53020488² = 5622344295516288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53020481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57681 + ... + 58592.

It is an arithmetic number, because the mean of its divisors is an integer number (4360275).

Almost surely, 2^53020488 is an apocalyptic number.

It is an amenable number.

53020488 is an abundant number, since it is smaller than the sum of its proper divisors (86508312).

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

53020488 is a wasteful number, since it uses less digits than its factorization.

53020488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116301 (or 116297 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 53020488 is about 7281.5168749375. The cubic root of 53020488 is about 375.6769709366.

The spelling of 53020488 in words is "fifty-three million, twenty thousand, four hundred eighty-eight".