53531832 has 16 divisors (see below), whose sum is σ = 133829640. Its totient is φ = 17843936.

The previous prime is 53531813. The next prime is 53531839. The reversal of 53531832 is 23813535.

It is a self number, because there is not a number n which added to its sum of digits gives 53531832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53531839) 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, 1115223 + ... + 1115270.

Almost surely, 2^53531832 is an apocalyptic number.

It is an amenable number.

53531832 is an abundant number, since it is smaller than the sum of its proper divisors (80297808).

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

53531832 is a wasteful number, since it uses less digits than its factorization.

53531832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230502 (or 2230498 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 53531832 is about 7316.5450863095. The cubic root of 53531832 is about 376.8808193893.

The spelling of 53531832 in words is "fifty-three million, five hundred thirty-one thousand, eight hundred thirty-two".