506316740 has 12 divisors (see below), whose sum is σ = 1063265196. Its totient is φ = 202526688.

The previous prime is 506316721. The next prime is 506316799. The reversal of 506316740 is 47613605.

It can be written as a sum of positive squares in 2 ways, for example, as 122235136 + 384081604 = 11056^2 + 19598^2 .

It is a junction number, because it is equal to n+sod(n) for n = 506316697 and 506316706.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12657899 + ... + 12657938.

It is an arithmetic number, because the mean of its divisors is an integer number (88605433).

Almost surely, 2^506316740 is an apocalyptic number.

It is an amenable number.

506316740 is an abundant number, since it is smaller than the sum of its proper divisors (556948456).

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

506316740 is a wasteful number, since it uses less digits than its factorization.

506316740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25315846 (or 25315844 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 506316740 is about 22501.4830622339. The cubic root of 506316740 is about 797.0289484754.

The spelling of 506316740 in words is "five hundred six million, three hundred sixteen thousand, seven hundred forty".