316720402 has 8 divisors (see below), whose sum is σ = 477568512. Its totient is φ = 157530900.

The previous prime is 316720379. The next prime is 316720409. The reversal of 316720402 is 204027613.

316720402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (316720409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414174 + ... + 414937.

It is an arithmetic number, because the mean of its divisors is an integer number (59696064).

Almost surely, 2^316720402 is an apocalyptic number.

316720402 is a deficient number, since it is larger than the sum of its proper divisors (160848110).

316720402 is a wasteful number, since it uses less digits than its factorization.

316720402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829304.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 316720402 is about 17796.6401885300. The cubic root of 316720402 is about 681.6456695197.

The spelling of 316720402 in words is "three hundred sixteen million, seven hundred twenty thousand, four hundred two".