40556044 has 24 divisors (see below), whose sum is σ = 72203040. Its totient is φ = 19929984.

The previous prime is 40556023. The next prime is 40556057. The reversal of 40556044 is 44065504.

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, 70992 + ... + 71560.

It is an arithmetic number, because the mean of its divisors is an integer number (3008460).

Almost surely, 2^40556044 is an apocalyptic number.

It is an amenable number.

40556044 is a deficient number, since it is larger than the sum of its proper divisors (31646996).

40556044 is a wasteful number, since it uses less digits than its factorization.

40556044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 40556044 is about 6368.3627409249. The cubic root of 40556044 is about 343.5726055942.

The spelling of 40556044 in words is "forty million, five hundred fifty-six thousand, forty-four".