53508232 has 32 divisors (see below), whose sum is σ = 104025600. Its totient is φ = 25776000.

The previous prime is 53508229. The next prime is 53508241. The reversal of 53508232 is 23280535.

It is a self number, because there is not a number n which added to its sum of digits gives 53508232.

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, 88732 + ... + 89332.

It is an arithmetic number, because the mean of its divisors is an integer number (3250800).

Almost surely, 2^53508232 is an apocalyptic number.

It is an amenable number.

53508232 is a deficient number, since it is larger than the sum of its proper divisors (50517368).

53508232 is a wasteful number, since it uses less digits than its factorization.

53508232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 993 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 53508232 is about 7314.9321254541. The cubic root of 53508232 is about 376.8254274578.

Adding to 53508232 its reverse (23280535), we get a palindrome (76788767).

The spelling of 53508232 in words is "fifty-three million, five hundred eight thousand, two hundred thirty-two".