40366512 has 50 divisors (see below), whose sum is σ = 116836148. Its totient is φ = 13455072.

The previous prime is 40366511. The next prime is 40366577. The reversal of 40366512 is 21566304.

40366512 is a `hidden beast` number, since 4 + 0 + 3 + 6 + 651 + 2 = 666.

It is a super-2 number, since 2×40366512² = 3258910582092288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (40366511) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14278 + ... + 16869.

Almost surely, 2^40366512 is an apocalyptic number.

It is an amenable number.

40366512 is an abundant number, since it is smaller than the sum of its proper divisors (76469636).

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

40366512 is a wasteful number, since it uses less digits than its factorization.

40366512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31167 (or 31152 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 40366512 is about 6353.4645666754. The cubic root of 40366512 is about 343.0365596664.

The spelling of 40366512 in words is "forty million, three hundred sixty-six thousand, five hundred twelve".