40568066 has 16 divisors (see below), whose sum is σ = 75867840. Its totient is φ = 15805680.

The previous prime is 40568053. The next prime is 40568083. The reversal of 40568066 is 66086504.

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, 131561 + ... + 131868.

It is an arithmetic number, because the mean of its divisors is an integer number (4741740).

Almost surely, 2^40568066 is an apocalyptic number.

40568066 is a deficient number, since it is larger than the sum of its proper divisors (35299774).

40568066 is a wasteful number, since it uses less digits than its factorization.

40568066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263449.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 40568066 is about 6369.3065556621. The cubic root of 40568066 is about 343.6065505701.

The spelling of 40568066 in words is "forty million, five hundred sixty-eight thousand, sixty-six".