317361172 has 6 divisors (see below), whose sum is σ = 555382058. Its totient is φ = 158680584.

The previous prime is 317361157. The next prime is 317361179. The reversal of 317361172 is 271163713.

It can be written as a sum of positive squares in only one way, i.e., 269419396 + 47941776 = 16414^2 + 6924^2 .

It is a super-2 number, since 2×317361172² = 201436226986427168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317361179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39670143 + ... + 39670150.

Almost surely, 2^317361172 is an apocalyptic number.

It is an amenable number.

317361172 is a deficient number, since it is larger than the sum of its proper divisors (238020886).

317361172 is a wasteful number, since it uses less digits than its factorization.

317361172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79340297 (or 79340295 counting only the distinct ones).

The product of its digits is 5292, while the sum is 31.

The square root of 317361172 is about 17814.6336476505. The cubic root of 317361172 is about 682.1050482745.

The spelling of 317361172 in words is "three hundred seventeen million, three hundred sixty-one thousand, one hundred seventy-two".