172403064 has 48 divisors (see below), whose sum is σ = 475745400. Its totient is φ = 56382144.

The previous prime is 172403051. The next prime is 172403071. The reversal of 172403064 is 460304271.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18774 + ... + 26405.

Almost surely, 2^172403064 is an apocalyptic number.

It is an amenable number.

172403064 is an abundant number, since it is smaller than the sum of its proper divisors (303342336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

172403064 is a wasteful number, since it uses less digits than its factorization.

172403064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45244 (or 45237 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 172403064 is about 13130.2347275287. The cubic root of 172403064 is about 556.5638484052.

The spelling of 172403064 in words is "one hundred seventy-two million, four hundred three thousand, sixty-four".