40836812 has 6 divisors (see below), whose sum is σ = 71464428. Its totient is φ = 20418404.

The previous prime is 40836787. The next prime is 40836821. The reversal of 40836812 is 21863804.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5104598 + ... + 5104605.

It is an arithmetic number, because the mean of its divisors is an integer number (11910738).

Almost surely, 2^40836812 is an apocalyptic number.

It is an amenable number.

40836812 is a deficient number, since it is larger than the sum of its proper divisors (30627616).

40836812 is a wasteful number, since it uses less digits than its factorization.

40836812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10209207 (or 10209205 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 40836812 is about 6390.3686904591. The cubic root of 40836812 is about 344.3636298169.

The spelling of 40836812 in words is "forty million, eight hundred thirty-six thousand, eight hundred twelve".