53158032 has 50 divisors (see below), whose sum is σ = 153858518. Its totient is φ = 17718912.

The previous prime is 53157961. The next prime is 53158051. The reversal of 53158032 is 23085135.

53158032 is a `hidden beast` number, since 53 + 1 + 580 + 32 = 666.

It can be written as a sum of positive squares in only one way, i.e., 49787136 + 3370896 = 7056^2 + 1836^2 .

It is a super-2 number, since 2×53158032² = 5651552732226048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 53157987 and 53158005.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19213 + ... + 21804.

Almost surely, 2^53158032 is an apocalyptic number.

It is an amenable number.

53158032 is an abundant number, since it is smaller than the sum of its proper divisors (100700486).

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

53158032 is a wasteful number, since it uses less digits than its factorization.

53158032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41037 (or 41022 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 53158032 is about 7290.9554929378. The cubic root of 53158032 is about 376.0015466965.

The spelling of 53158032 in words is "fifty-three million, one hundred fifty-eight thousand, thirty-two".