172207339 has 8 divisors (see below), whose sum is σ = 176676192. Its totient is φ = 167751360.

The previous prime is 172207327. The next prime is 172207363. The reversal of 172207339 is 933702271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 172207339 - 2¹⁵ = 172174571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (172207309) 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, 27637 + ... + 33289.

It is an arithmetic number, because the mean of its divisors is an integer number (22084524).

Almost surely, 2^172207339 is an apocalyptic number.

172207339 is a deficient number, since it is larger than the sum of its proper divisors (4468853).

172207339 is an equidigital number, since it uses as much as digits as its factorization.

172207339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6437.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 172207339 is about 13122.7793931011. The cubic root of 172207339 is about 556.3531508575.

The spelling of 172207339 in words is "one hundred seventy-two million, two hundred seven thousand, three hundred thirty-nine".