40365996 has 24 divisors (see below), whose sum is σ = 102750144. Its totient is φ = 12232080.

The previous prime is 40365961. The next prime is 40366031. The reversal of 40365996 is 69956304.

It is an interprime number because it is at equal distance from previous prime (40365961) and next prime (40366031).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152770 + ... + 153033.

It is an arithmetic number, because the mean of its divisors is an integer number (4281256).

Almost surely, 2^40365996 is an apocalyptic number.

It is an amenable number.

40365996 is an abundant number, since it is smaller than the sum of its proper divisors (62384148).

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

40365996 is a wasteful number, since it uses less digits than its factorization.

40365996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305821 (or 305819 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 40365996 is about 6353.4239587800. The cubic root of 40365996 is about 343.0350979959.

The spelling of 40365996 in words is "forty million, three hundred sixty-five thousand, nine hundred ninety-six".