53232157 has 8 divisors (see below), whose sum is σ = 58125312. Its totient is φ = 48348000.

The previous prime is 53232149. The next prime is 53232163. The reversal of 53232157 is 75123235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53232157 - 2³ = 53232149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53233157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18468 + ... + 21154.

It is an arithmetic number, because the mean of its divisors is an integer number (7265664).

Almost surely, 2^53232157 is an apocalyptic number.

It is an amenable number.

53232157 is a deficient number, since it is larger than the sum of its proper divisors (4893155).

53232157 is a wasteful number, since it uses less digits than its factorization.

53232157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4499.

The product of its digits is 6300, while the sum is 28.

The square root of 53232157 is about 7296.0370750154. The cubic root of 53232157 is about 376.1762344397.

The spelling of 53232157 in words is "fifty-three million, two hundred thirty-two thousand, one hundred fifty-seven".