172752136 has 16 divisors (see below), whose sum is σ = 324069840. Its totient is φ = 86333520.

The previous prime is 172752077. The next prime is 172752137. The reversal of 172752136 is 631257271.

172752136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (172752137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17895 + ... + 25801.

It is an arithmetic number, because the mean of its divisors is an integer number (20254365).

Almost surely, 2^172752136 is an apocalyptic number.

It is an amenable number.

172752136 is a deficient number, since it is larger than the sum of its proper divisors (151317704).

172752136 is a wasteful number, since it uses less digits than its factorization.

172752136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10644 (or 10640 counting only the distinct ones).

The product of its digits is 17640, while the sum is 34.

The square root of 172752136 is about 13143.5206851133. The cubic root of 172752136 is about 556.9392281994.

The spelling of 172752136 in words is "one hundred seventy-two million, seven hundred fifty-two thousand, one hundred thirty-six".