40315180 has 24 divisors (see below), whose sum is σ = 84807072. Its totient is φ = 16098432.

The previous prime is 40315153. The next prime is 40315181. The reversal of 40315180 is 8151304.

It is not an unprimeable number, because it can be changed into a prime (40315181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13504 + ... + 16216.

It is an arithmetic number, because the mean of its divisors is an integer number (3533628).

Almost surely, 2^40315180 is an apocalyptic number.

It is an amenable number.

40315180 is an abundant number, since it is smaller than the sum of its proper divisors (44491892).

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

40315180 is a wasteful number, since it uses less digits than its factorization.

40315180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3465 (or 3463 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 40315180 is about 6349.4235958865. The cubic root of 40315180 is about 342.8910907192.

Adding to 40315180 its reverse (8151304), we get a palindrome (48466484).

The spelling of 40315180 in words is "forty million, three hundred fifteen thousand, one hundred eighty".