40868506 has 16 divisors (see below), whose sum is σ = 73748160. Its totient is φ = 16593120.

The previous prime is 40868497. The next prime is 40868537. The reversal of 40868506 is 60586804.

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, 76555 + ... + 77086.

It is an arithmetic number, because the mean of its divisors is an integer number (4609260).

Almost surely, 2^40868506 is an apocalyptic number.

40868506 is a deficient number, since it is larger than the sum of its proper divisors (32879654).

40868506 is a wasteful number, since it uses less digits than its factorization.

40868506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153669.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 40868506 is about 6392.8480351092. The cubic root of 40868506 is about 344.4526951968.

The spelling of 40868506 in words is "forty million, eight hundred sixty-eight thousand, five hundred six".