40080668 has 24 divisors (see below), whose sum is σ = 73029600. Its totient is φ = 19224128.

The previous prime is 40080659. The next prime is 40080683. The reversal of 40080668 is 86608004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18338 + ... + 20406.

It is an arithmetic number, because the mean of its divisors is an integer number (3042900).

Almost surely, 2^40080668 is an apocalyptic number.

It is an amenable number.

40080668 is a deficient number, since it is larger than the sum of its proper divisors (32948932).

40080668 is a wasteful number, since it uses less digits than its factorization.

40080668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269 (or 2267 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 40080668 is about 6330.9294736239. The cubic root of 40080668 is about 342.2249355275.

The spelling of 40080668 in words is "forty million, eighty thousand, six hundred sixty-eight".