316506378 has 16 divisors (see below), whose sum is σ = 633628800. Its totient is φ = 105399456.

The previous prime is 316506371. The next prime is 316506401. The reversal of 316506378 is 873605613.

It is not an unprimeable number, because it can be changed into a prime (316506371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18850 + ... + 31437.

It is an arithmetic number, because the mean of its divisors is an integer number (39601800).

Almost surely, 2^316506378 is an apocalyptic number.

316506378 is an abundant number, since it is smaller than the sum of its proper divisors (317122422).

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

316506378 is a wasteful number, since it uses less digits than its factorization.

316506378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51341.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 316506378 is about 17790.6261272615. The cubic root of 316506378 is about 681.4920940994.

The spelling of 316506378 in words is "three hundred sixteen million, five hundred six thousand, three hundred seventy-eight".