40732868 has 24 divisors (see below), whose sum is σ = 79574880. Its totient is φ = 18083520.

The previous prime is 40732859. The next prime is 40732873. The reversal of 40732868 is 86823704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8873 + ... + 12656.

It is an arithmetic number, because the mean of its divisors is an integer number (3315620).

Almost surely, 2^40732868 is an apocalyptic number.

It is an amenable number.

40732868 is a deficient number, since it is larger than the sum of its proper divisors (38842012).

40732868 is a wasteful number, since it uses less digits than its factorization.

40732868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21587 (or 21585 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 40732868 is about 6382.2306445317. The cubic root of 40732868 is about 344.0712061899.

The spelling of 40732868 in words is "forty million, seven hundred thirty-two thousand, eight hundred sixty-eight".