40023056 has 40 divisors (see below), whose sum is σ = 79916760. Its totient is φ = 19408896.

The previous prime is 40023041. The next prime is 40023089. The reversal of 40023056 is 65032004.

It can be written as a sum of positive squares in 4 ways, for example, as 5683456 + 34339600 = 2384^2 + 5860^2 .

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, 92216 + ... + 92648.

It is an arithmetic number, because the mean of its divisors is an integer number (1997919).

Almost surely, 2^40023056 is an apocalyptic number.

It is an amenable number.

40023056 is a deficient number, since it is larger than the sum of its proper divisors (39893704).

40023056 is a wasteful number, since it uses less digits than its factorization.

40023056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 597 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 40023056 is about 6326.3777945994. The cubic root of 40023056 is about 342.0608853903.

The spelling of 40023056 in words is "forty million, twenty-three thousand, fifty-six".