40791912 has 48 divisors (see below), whose sum is σ = 118632960. Its totient is φ = 11654496.

The previous prime is 40791869. The next prime is 40791923. The reversal of 40791912 is 21919704.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16168 + ... + 18519.

It is an arithmetic number, because the mean of its divisors is an integer number (2471520).

Almost surely, 2^40791912 is an apocalyptic number.

40791912 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40791912 is an abundant number, since it is smaller than the sum of its proper divisors (77841048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40791912 is a wasteful number, since it uses less digits than its factorization.

40791912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34710 (or 34699 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 40791912 is about 6386.8546249308. The cubic root of 40791912 is about 344.2373744729.

The spelling of 40791912 in words is "forty million, seven hundred ninety-one thousand, nine hundred twelve".