317427625 has 16 divisors (see below), whose sum is σ = 406862352. Its totient is φ = 247075200.

The previous prime is 317427601. The next prime is 317427641. The reversal of 317427625 is 526724713.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 19105641 + 298321984 = 4371^2 + 17272^2 .

It is not a de Polignac number, because 317427625 - 2⁷ = 317427497 is a prime.

It is a super-2 number, since 2×317427625² = 201520594226281250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29692 + ... + 38941.

It is an arithmetic number, because the mean of its divisors is an integer number (25428897).

Almost surely, 2^317427625 is an apocalyptic number.

It is an amenable number.

317427625 is a deficient number, since it is larger than the sum of its proper divisors (89434727).

317427625 is an equidigital number, since it uses as much as digits as its factorization.

317427625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68685 (or 68675 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 317427625 is about 17816.4986739819. The cubic root of 317427625 is about 682.1526541438.

The spelling of 317427625 in words is "three hundred seventeen million, four hundred twenty-seven thousand, six hundred twenty-five".