172067404 has 12 divisors (see below), whose sum is σ = 318830904. Its totient is φ = 80972864.

The previous prime is 172067377. The next prime is 172067429. The reversal of 172067404 is 404760271.

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, 1265134 + ... + 1265269.

It is an arithmetic number, because the mean of its divisors is an integer number (26569242).

Almost surely, 2^172067404 is an apocalyptic number.

It is an amenable number.

172067404 is a deficient number, since it is larger than the sum of its proper divisors (146763500).

172067404 is a wasteful number, since it uses less digits than its factorization.

172067404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530424 (or 2530422 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 172067404 is about 13117.4465503009. The cubic root of 172067404 is about 556.2024132333.

The spelling of 172067404 in words is "one hundred seventy-two million, sixty-seven thousand, four hundred four".