316321304 has 16 divisors (see below), whose sum is σ = 638725920. Its totient is φ = 145994400.

The previous prime is 316321289. The next prime is 316321307. The reversal of 316321304 is 403123613.

316321304 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 316321304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316321307) 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, 1520672 + ... + 1520879.

It is an arithmetic number, because the mean of its divisors is an integer number (39920370).

Almost surely, 2^316321304 is an apocalyptic number.

It is an amenable number.

316321304 is an abundant number, since it is smaller than the sum of its proper divisors (322404616).

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

316321304 is a wasteful number, since it uses less digits than its factorization.

316321304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3041570 (or 3041566 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 316321304 is about 17785.4239196034. The cubic root of 316321304 is about 681.3592362611.

Adding to 316321304 its reverse (403123613), we get a palindrome (719444917).

The spelling of 316321304 in words is "three hundred sixteen million, three hundred twenty-one thousand, three hundred four".