53573688 has 48 divisors (see below), whose sum is σ = 165824880. Its totient is φ = 15306624.

The previous prime is 53573687. The next prime is 53573717. The reversal of 53573688 is 88637535.

53573688 is a `hidden beast` number, since 535 + 7 + 36 + 88 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53573687) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52645 + ... + 53652.

It is an arithmetic number, because the mean of its divisors is an integer number (3454685).

Almost surely, 2^53573688 is an apocalyptic number.

It is an amenable number.

53573688 is an abundant number, since it is smaller than the sum of its proper divisors (112251192).

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

53573688 is a wasteful number, since it uses less digits than its factorization.

53573688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106316 (or 106309 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 53573688 is about 7319.4048938421. The cubic root of 53573688 is about 376.9790202380.

It can be divided in two parts, 535736 and 88, that added together give a square (535824 = 732²).

The spelling of 53573688 in words is "fifty-three million, five hundred seventy-three thousand, six hundred eighty-eight".