40568972 has 12 divisors (see below), whose sum is σ = 71188656. Its totient is φ = 20229360.

The previous prime is 40568963. The next prime is 40568977. The reversal of 40568972 is 27986504.

It is not an unprimeable number, because it can be changed into a prime (40568977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12104 + ... + 15087.

It is an arithmetic number, because the mean of its divisors is an integer number (5932388).

Almost surely, 2^40568972 is an apocalyptic number.

It is an amenable number.

40568972 is a deficient number, since it is larger than the sum of its proper divisors (30619684).

40568972 is a wasteful number, since it uses less digits than its factorization.

40568972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27568 (or 27566 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 40568972 is about 6369.3776776071. The cubic root of 40568972 is about 343.6091084540.

The spelling of 40568972 in words is "forty million, five hundred sixty-eight thousand, nine hundred seventy-two".