172108504 has 16 divisors (see below), whose sum is σ = 333831600. Its totient is φ = 83086752.

The previous prime is 172108499. The next prime is 172108513. The reversal of 172108504 is 405801271.

172108504 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370692 + ... + 371155.

It is an arithmetic number, because the mean of its divisors is an integer number (20864475).

Almost surely, 2^172108504 is an apocalyptic number.

It is an amenable number.

172108504 is a deficient number, since it is larger than the sum of its proper divisors (161723096).

172108504 is a wasteful number, since it uses less digits than its factorization.

172108504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741882 (or 741878 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 172108504 is about 13119.0130726362. The cubic root of 172108504 is about 556.2466945223.

Adding to 172108504 its reverse (405801271), we get a palindrome (577909775).

The spelling of 172108504 in words is "one hundred seventy-two million, one hundred eight thousand, five hundred four".