172053724 has 12 divisors (see below), whose sum is σ = 302387904. Its totient is φ = 85657184.

The previous prime is 172053709. The next prime is 172053743. The reversal of 172053724 is 427350271.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91372 + ... + 93235.

It is an arithmetic number, because the mean of its divisors is an integer number (25198992).

Almost surely, 2^172053724 is an apocalyptic number.

It is an amenable number.

172053724 is a deficient number, since it is larger than the sum of its proper divisors (130334180).

172053724 is a wasteful number, since it uses less digits than its factorization.

172053724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184844 (or 184842 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 172053724 is about 13116.9250969882. The cubic root of 172053724 is about 556.1876727876.

The spelling of 172053724 in words is "one hundred seventy-two million, fifty-three thousand, seven hundred twenty-four".