52973688 has 16 divisors (see below), whose sum is σ = 132434280. Its totient is φ = 17657888.

The previous prime is 52973647. The next prime is 52973689. The reversal of 52973688 is 88637925.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52973689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103595 + ... + 1103642.

Almost surely, 2^52973688 is an apocalyptic number.

It is an amenable number.

52973688 is an abundant number, since it is smaller than the sum of its proper divisors (79460592).

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

52973688 is a wasteful number, since it uses less digits than its factorization.

52973688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207246 (or 2207242 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 52973688 is about 7278.3025493586. The cubic root of 52973688 is about 375.5664045095.

The spelling of 52973688 in words is "fifty-two million, nine hundred seventy-three thousand, six hundred eighty-eight".