316321452 has 18 divisors (see below), whose sum is σ = 799590428. Its totient is φ = 105440472.

The previous prime is 316321433. The next prime is 316321457. The reversal of 316321452 is 254123613.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (316321457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4393318 + ... + 4393389.

Almost surely, 2^316321452 is an apocalyptic number.

It is an amenable number.

316321452 is an abundant number, since it is smaller than the sum of its proper divisors (483268976).

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

316321452 is a wasteful number, since it uses less digits than its factorization.

316321452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8786717 (or 8786712 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 316321452 is about 17785.4280803134. The cubic root of 316321452 is about 681.3593425256.

The spelling of 316321452 in words is "three hundred sixteen million, three hundred twenty-one thousand, four hundred fifty-two".