53531672 has 32 divisors (see below), whose sum is σ = 105753600. Its totient is φ = 25353504.

The previous prime is 53531669. The next prime is 53531693. The reversal of 53531672 is 27613535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18329 + ... + 21047.

It is an arithmetic number, because the mean of its divisors is an integer number (3304800).

Almost surely, 2^53531672 is an apocalyptic number.

It is an amenable number.

53531672 is a deficient number, since it is larger than the sum of its proper divisors (52221928).

53531672 is a wasteful number, since it uses less digits than its factorization.

53531672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855 (or 2851 counting only the distinct ones).

The product of its digits is 18900, while the sum is 32.

The square root of 53531672 is about 7316.5341521789. The cubic root of 53531672 is about 376.8804439056.

The spelling of 53531672 in words is "fifty-three million, five hundred thirty-one thousand, six hundred seventy-two".