316074240 has 108 divisors (see below), whose sum is σ = 1093623804. Its totient is φ = 84283392.

The previous prime is 316074229. The next prime is 316074247. The reversal of 316074240 is 42470613.

316074240 is a `hidden beast` number, since 31 + 607 + 4 + 24 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 140564736 + 175509504 = 11856^2 + 13248^2 .

It is not an unprimeable number, because it can be changed into a prime (316074247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2199 + ... + 25238.

Almost surely, 2^316074240 is an apocalyptic number.

316074240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316074240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546811902).

316074240 is an abundant number, since it is smaller than the sum of its proper divisors (777549564).

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

316074240 is a wasteful number, since it uses less digits than its factorization.

316074240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27464 (or 27447 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 316074240 is about 17778.4768751432. The cubic root of 316074240 is about 681.1817972852.

The spelling of 316074240 in words is "three hundred sixteen million, seventy-four thousand, two hundred forty".