317420 has 24 divisors (see below), whose sum is σ = 680400. Its totient is φ = 124352.

The previous prime is 317419. The next prime is 317431. The reversal of 317420 is 24713.

It is a happy number.

317420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046 + ... + 1314.

It is an arithmetic number, because the mean of its divisors is an integer number (28350).

2³¹⁷⁴²⁰ is an apocalyptic number.

It is an amenable number.

317420 is an abundant number, since it is smaller than the sum of its proper divisors (362980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

317420 is a wasteful number, since it uses less digits than its factorization.

317420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 317420 is about 563.4003904862. The cubic root of 317420 is about 68.2147192053.

It can be divided in two parts, 317 and 420, that added together give a palindrome (737).

The spelling of 317420 in words is "three hundred seventeen thousand, four hundred twenty", and thus it is an iban number.