40807612 has 12 divisors (see below), whose sum is σ = 74518416. Its totient is φ = 19516640.

The previous prime is 40807607. The next prime is 40807621. The reversal of 40807612 is 21670804.

It is a super-2 number, since 2×40807612² = 3330522394285088, which contains 22 as substring.

It is a congruent number.

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, 221689 + ... + 221872.

It is an arithmetic number, because the mean of its divisors is an integer number (6209868).

Almost surely, 2^40807612 is an apocalyptic number.

It is an amenable number.

40807612 is a deficient number, since it is larger than the sum of its proper divisors (33710804).

40807612 is a wasteful number, since it uses less digits than its factorization.

40807612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443588 (or 443586 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 40807612 is about 6388.0835936922. The cubic root of 40807612 is about 344.2815321936.

The spelling of 40807612 in words is "forty million, eight hundred seven thousand, six hundred twelve".