172004036 has 24 divisors (see below), whose sum is σ = 317412480. Its totient is φ = 81330912.

The previous prime is 172004033. The next prime is 172004047. The reversal of 172004036 is 630400271.

It is not an unprimeable number, because it can be changed into a prime (172004033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49781 + ... + 53123.

It is an arithmetic number, because the mean of its divisors is an integer number (13225520).

Almost surely, 2^172004036 is an apocalyptic number.

It is an amenable number.

172004036 is a deficient number, since it is larger than the sum of its proper divisors (145408444).

172004036 is a wasteful number, since it uses less digits than its factorization.

172004036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043 (or 4041 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 172004036 is about 13115.0309187588. The cubic root of 172004036 is about 556.1341265014.

The spelling of 172004036 in words is "one hundred seventy-two million, four thousand, thirty-six".