239097173 has 8 divisors (see below), whose sum is σ = 273358848. Its totient is φ = 204861744.

The previous prime is 239097049. The next prime is 239097193. The reversal of 239097173 is 371790932.

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 239097173 - 2²² = 234902869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 239097173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239097193) 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, 20315 + ... + 29847.

It is an arithmetic number, because the mean of its divisors is an integer number (34169856).

Almost surely, 2^239097173 is an apocalyptic number.

It is an amenable number.

239097173 is a deficient number, since it is larger than the sum of its proper divisors (34261675).

239097173 is an equidigital number, since it uses as much as digits as its factorization.

239097173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13123.

The product of its (nonzero) digits is 71442, while the sum is 41.

The square root of 239097173 is about 15462.7673137767. The cubic root of 239097173 is about 620.6662738566. Note that the first 3 decimals are identical.

The spelling of 239097173 in words is "two hundred thirty-nine million, ninety-seven thousand, one hundred seventy-three".