317464421 has 4 divisors (see below), whose sum is σ = 328411500. Its totient is φ = 306517344.

The previous prime is 317464391. The next prime is 317464429. The reversal of 317464421 is 124464713.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 129390625 + 188073796 = 11375^2 + 13714^2 .

It is a cyclic number.

It is not a de Polignac number, because 317464421 - 2¹⁰ = 317463397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317464429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5473496 + ... + 5473553.

It is an arithmetic number, because the mean of its divisors is an integer number (82102875).

Almost surely, 2^317464421 is an apocalyptic number.

It is an amenable number.

317464421 is a deficient number, since it is larger than the sum of its proper divisors (10947079).

317464421 is a wasteful number, since it uses less digits than its factorization.

317464421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10947078.

The product of its digits is 16128, while the sum is 32.

The square root of 317464421 is about 17817.5312824196. The cubic root of 317464421 is about 682.1790113533.

The spelling of 317464421 in words is "three hundred seventeen million, four hundred sixty-four thousand, four hundred twenty-one".