318364740 has 72 divisors (see below), whose sum is σ = 967581888. Its totient is φ = 84732480.

The previous prime is 318364667. The next prime is 318364747. The reversal of 318364740 is 47463813.

318364740 is a `hidden beast` number, since 3 + 1 + 8 + 3 + 647 + 4 + 0 = 666.

318364740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×318364740² = 202712215350535200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 318364695 and 318364704.

It is not an unprimeable number, because it can be changed into a prime (318364747) 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, 112179 + ... + 114981.

Almost surely, 2^318364740 is an apocalyptic number.

318364740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

318364740 is an abundant number, since it is smaller than the sum of its proper divisors (649217148).

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

318364740 is a wasteful number, since it uses less digits than its factorization.

318364740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3449 (or 3444 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 318364740 is about 17842.7783710946. The cubic root of 318364740 is about 682.8232820187.

The spelling of 318364740 in words is "three hundred eighteen million, three hundred sixty-four thousand, seven hundred forty".