40316530 has 32 divisors (see below), whose sum is σ = 75116160. Its totient is φ = 15569280.

The previous prime is 40316527. The next prime is 40316557. The reversal of 40316530 is 3561304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43411 + ... + 44329.

It is an arithmetic number, because the mean of its divisors is an integer number (2347380).

Almost surely, 2^40316530 is an apocalyptic number.

40316530 is a deficient number, since it is larger than the sum of its proper divisors (34799630).

40316530 is a wasteful number, since it uses less digits than its factorization.

40316530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 40316530 is about 6349.5299038590. The cubic root of 40316530 is about 342.8949180436.

Adding to 40316530 its reverse (3561304), we get a palindrome (43877834).

The spelling of 40316530 in words is "forty million, three hundred sixteen thousand, five hundred thirty".