53233536 has 32 divisors (see below), whose sum is σ = 141402600. Its totient is φ = 17744384.

The previous prime is 53233507. The next prime is 53233549. The reversal of 53233536 is 63533235.

It is a tau number, because it is divible by the number of its divisors (32).

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, 68931 + ... + 69698.

Almost surely, 2^53233536 is an apocalyptic number.

It is an amenable number.

53233536 is an abundant number, since it is smaller than the sum of its proper divisors (88169064).

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

53233536 is a wasteful number, since it uses less digits than its factorization.

53233536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138646 (or 138634 counting only the distinct ones).

The product of its digits is 24300, while the sum is 30.

The square root of 53233536 is about 7296.1315777609. The cubic root of 53233536 is about 376.1794827429.

The spelling of 53233536 in words is "fifty-three million, two hundred thirty-three thousand, five hundred thirty-six".