40993892 has 12 divisors (see below), whose sum is σ = 71794800. Its totient is φ = 20481096.

The previous prime is 40993879. The next prime is 40993903. The reversal of 40993892 is 29839904.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3359 + ... + 9657.

It is an arithmetic number, because the mean of its divisors is an integer number (5982900).

Almost surely, 2^40993892 is an apocalyptic number.

It is an amenable number.

40993892 is a deficient number, since it is larger than the sum of its proper divisors (30800908).

40993892 is a wasteful number, since it uses less digits than its factorization.

40993892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7930 (or 7928 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 40993892 is about 6402.6472649991. The cubic root of 40993892 is about 344.8045998457.

The spelling of 40993892 in words is "forty million, nine hundred ninety-three thousand, eight hundred ninety-two".