317423623 has 8 divisors (see below), whose sum is σ = 350453376. Its totient is φ = 285089400.

The previous prime is 317423591. The next prime is 317423627. The reversal of 317423623 is 326324713.

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 317423623 - 2⁵ = 317423591 is a prime.

It is a super-2 number, since 2×317423623² = 201515512876892258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317423627) 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, 172923 + ... + 174748.

It is an arithmetic number, because the mean of its divisors is an integer number (43806672).

Almost surely, 2^317423623 is an apocalyptic number.

317423623 is a deficient number, since it is larger than the sum of its proper divisors (33029753).

317423623 is a wasteful number, since it uses less digits than its factorization.

317423623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347765.

The product of its digits is 18144, while the sum is 31.

The square root of 317423623 is about 17816.3863619983. The cubic root of 317423623 is about 682.1497873628.

The spelling of 317423623 in words is "three hundred seventeen million, four hundred twenty-three thousand, six hundred twenty-three".