172924244 has 12 divisors (see below), whose sum is σ = 318544800. Its totient is φ = 81911448.

The previous prime is 172924243. The next prime is 172924259. The reversal of 172924244 is 442429271.

172924244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172924243) 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, 1137584 + ... + 1137735.

It is an arithmetic number, because the mean of its divisors is an integer number (26545400).

Almost surely, 2^172924244 is an apocalyptic number.

It is an amenable number.

172924244 is a deficient number, since it is larger than the sum of its proper divisors (145620556).

172924244 is a wasteful number, since it uses less digits than its factorization.

172924244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275342 (or 2275340 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 172924244 is about 13150.0663116199. The cubic root of 172924244 is about 557.1241210067.

The spelling of 172924244 in words is "one hundred seventy-two million, nine hundred twenty-four thousand, two hundred forty-four".