58742172 has 30 divisors (see below), whose sum is σ = 153564488. Its totient is φ = 19580616.

The previous prime is 58742153. The next prime is 58742209. The reversal of 58742172 is 27124785.

58742172 is a `hidden beast` number, since 587 + 4 + 2 + 1 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 90328 + ... + 90975.

Almost surely, 2^58742172 is an apocalyptic number.

It is an amenable number.

58742172 is an abundant number, since it is smaller than the sum of its proper divisors (94822316).

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

58742172 is a wasteful number, since it uses less digits than its factorization.

58742172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181319 (or 181308 counting only the distinct ones).

The product of its digits is 31360, while the sum is 36.

The square root of 58742172 is about 7664.3441989514. The cubic root of 58742172 is about 388.7317381302.

The spelling of 58742172 in words is "fifty-eight million, seven hundred forty-two thousand, one hundred seventy-two".