318504214 has 48 divisors (see below), whose sum is σ = 604469952. Its totient is φ = 124975872.

The previous prime is 318504181. The next prime is 318504217. The reversal of 318504214 is 412405813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318504217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59059 + ... + 64225.

It is an arithmetic number, because the mean of its divisors is an integer number (12593124).

Almost surely, 2^318504214 is an apocalyptic number.

318504214 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

318504214 is a deficient number, since it is larger than the sum of its proper divisors (285965738).

318504214 is a wasteful number, since it uses less digits than its factorization.

318504214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5237 (or 5230 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 318504214 is about 17846.6863590976. The cubic root of 318504214 is about 682.9229812822.

The spelling of 318504214 in words is "three hundred eighteen million, five hundred four thousand, two hundred fourteen".