53533512 has 48 divisors (see below), whose sum is σ = 151295040. Its totient is φ = 17068128.

The previous prime is 53533511. The next prime is 53533523. The reversal of 53533512 is 21533535.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (53533511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14508 + ... + 17819.

It is an arithmetic number, because the mean of its divisors is an integer number (3151980).

Almost surely, 2^53533512 is an apocalyptic number.

It is an amenable number.

53533512 is an abundant number, since it is smaller than the sum of its proper divisors (97761528).

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

53533512 is a wasteful number, since it uses less digits than its factorization.

53533512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32362 (or 32355 counting only the distinct ones).

The product of its digits is 6750, while the sum is 27.

The square root of 53533512 is about 7316.6598936947. The cubic root of 53533512 is about 376.8847619230.

It can be divided in two parts, 53533 and 512, that added together give a palindrome (54045).

The spelling of 53533512 in words is "fifty-three million, five hundred thirty-three thousand, five hundred twelve".