40868586 has 24 divisors (see below), whose sum is σ = 96598944. Its totient is φ = 12384360.

The previous prime is 40868567. The next prime is 40868617. The reversal of 40868586 is 68586804.

40868586 is a `hidden beast` number, since 4 + 0 + 8 + 68 + 586 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103006 + ... + 103401.

It is an arithmetic number, because the mean of its divisors is an integer number (4024956).

Almost surely, 2^40868586 is an apocalyptic number.

40868586 is an abundant number, since it is smaller than the sum of its proper divisors (55730358).

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

40868586 is a wasteful number, since it uses less digits than its factorization.

40868586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206426 (or 206423 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The square root of 40868586 is about 6392.8542920983. The cubic root of 40868586 is about 344.4529199518.

The spelling of 40868586 in words is "forty million, eight hundred sixty-eight thousand, five hundred eighty-six".