53044032 has 56 divisors (see below), whose sum is σ = 140890752. Its totient is φ = 17612800.

The previous prime is 53044031. The next prime is 53044039. The reversal of 53044032 is 23044035.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53044031) 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, 82432 + ... + 83072.

Almost surely, 2^53044032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53044032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70445376).

53044032 is an abundant number, since it is smaller than the sum of its proper divisors (87846720).

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

53044032 is a wasteful number, since it uses less digits than its factorization.

53044032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087 (or 1077 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 53044032 is about 7283.1333916111. The cubic root of 53044032 is about 375.7325697567.

Adding to 53044032 its reverse (23044035), we get a palindrome (76088067).

The spelling of 53044032 in words is "fifty-three million, forty-four thousand, thirty-two".