40358984 has 16 divisors (see below), whose sum is σ = 76454700. Its totient is φ = 19971072.

The previous prime is 40358977. The next prime is 40359001. The reversal of 40358984 is 48985304.

It can be written as a sum of positive squares in 2 ways, for example, as 35736484 + 4622500 = 5978^2 + 2150^2 .

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, 25229 + ... + 26780.

Almost surely, 2^40358984 is an apocalyptic number.

It is an amenable number.

40358984 is a deficient number, since it is larger than the sum of its proper divisors (36095716).

40358984 is a wasteful number, since it uses less digits than its factorization.

40358984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52112 (or 52108 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 40358984 is about 6352.8721063783. The cubic root of 40358984 is about 343.0152339054.

The spelling of 40358984 in words is "forty million, three hundred fifty-eight thousand, nine hundred eighty-four".