53165232 has 60 divisors (see below), whose sum is σ = 149645184. Its totient is φ = 17619840.

The previous prime is 53165209. The next prime is 53165261. The reversal of 53165232 is 23256135.

53165232 is a `hidden beast` number, since 5 + 3 + 1 + 652 + 3 + 2 = 666.

53165232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53165232² = 5653083787227648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53165196 and 53165205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26538 + ... + 28470.

Almost surely, 2^53165232 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 53165232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74822592).

53165232 is an abundant number, since it is smaller than the sum of its proper divisors (96479952).

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

53165232 is a wasteful number, since it uses less digits than its factorization.

53165232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138 (or 2129 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 53165232 is about 7291.4492386631. The cubic root of 53165232 is about 376.0185217977.

The spelling of 53165232 in words is "fifty-three million, one hundred sixty-five thousand, two hundred thirty-two".