172939795 has 16 divisors (see below), whose sum is σ = 241652160. Its totient is φ = 116348544.

The previous prime is 172939787. The next prime is 172939801. The reversal of 172939795 is 597939271.

172939795 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 172939795 - 2³ = 172939787 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44760 + ... + 48469.

It is an arithmetic number, because the mean of its divisors is an integer number (15103260).

Almost surely, 2^172939795 is an apocalyptic number.

172939795 is a deficient number, since it is larger than the sum of its proper divisors (68712365).

172939795 is an equidigital number, since it uses as much as digits as its factorization.

172939795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93294.

The product of its digits is 1071630, while the sum is 52.

The square root of 172939795 is about 13150.6575881208. The cubic root of 172939795 is about 557.1408211472.

The spelling of 172939795 in words is "one hundred seventy-two million, nine hundred thirty-nine thousand, seven hundred ninety-five".