53039732 has 12 divisors (see below), whose sum is σ = 95083716. Its totient is φ = 25872960.

The previous prime is 53039719. The next prime is 53039741. The reversal of 53039732 is 23793035.

It can be written as a sum of positive squares in 2 ways, for example, as 24245776 + 28793956 = 4924^2 + 5366^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161543 + ... + 161870.

It is an arithmetic number, because the mean of its divisors is an integer number (7923643).

Almost surely, 2^53039732 is an apocalyptic number.

It is an amenable number.

53039732 is a deficient number, since it is larger than the sum of its proper divisors (42043984).

53039732 is a wasteful number, since it uses less digits than its factorization.

53039732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323458 (or 323456 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 32.

The square root of 53039732 is about 7282.8381830163. The cubic root of 53039732 is about 375.7224165962.

The spelling of 53039732 in words is "fifty-three million, thirty-nine thousand, seven hundred thirty-two".