316020402 has 48 divisors (see below), whose sum is σ = 699173280. Its totient is φ = 103130496.

The previous prime is 316020359. The next prime is 316020409. The reversal of 316020402 is 204020613.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

316020402 is a Rhonda number in base 16.

It is not an unprimeable number, because it can be changed into a prime (316020409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 357453 + ... + 358335.

It is an arithmetic number, because the mean of its divisors is an integer number (14566110).

Almost surely, 2^316020402 is an apocalyptic number.

316020402 is an abundant number, since it is smaller than the sum of its proper divisors (383152878).

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

316020402 is a wasteful number, since it uses less digits than its factorization.

316020402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287 (or 1284 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 316020402 is about 17776.9626764529. The cubic root of 316020402 is about 681.1431190852.

The spelling of 316020402 in words is "three hundred sixteen million, twenty thousand, four hundred two".