53172594 has 12 divisors (see below), whose sum is σ = 115207326. Its totient is φ = 17724192.

The previous prime is 53172571. The next prime is 53172599. The reversal of 53172594 is 49527135.

53172594 is a `hidden beast` number, since 53 + 17 + 2 + 594 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33698025 + 19474569 = 5805^2 + 4413^2 .

It is not an unprimeable number, because it can be changed into a prime (53172599) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1476999 + ... + 1477034.

Almost surely, 2^53172594 is an apocalyptic number.

53172594 is an abundant number, since it is smaller than the sum of its proper divisors (62034732).

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

53172594 is a wasteful number, since it uses less digits than its factorization.

53172594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954041 (or 2954038 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 53172594 is about 7291.9540590983. The cubic root of 53172594 is about 376.0358772541.

The spelling of 53172594 in words is "fifty-three million, one hundred seventy-two thousand, five hundred ninety-four".