40000936 has 16 divisors (see below), whose sum is σ = 75594240. Its totient is φ = 19842480.

The previous prime is 40000927. The next prime is 40000963. The reversal of 40000936 is 63900004.

40000936 is a modest number, since divided by 936 gives 40 as remainder.

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, 18670 + ... + 20701.

It is an arithmetic number, because the mean of its divisors is an integer number (4724640).

Almost surely, 2^40000936 is an apocalyptic number.

It is an amenable number.

40000936 is a deficient number, since it is larger than the sum of its proper divisors (35593304).

40000936 is a wasteful number, since it uses less digits than its factorization.

40000936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39504 (or 39500 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 40000936 is about 6324.6293172011. The cubic root of 40000936 is about 341.9978568770.

The spelling of 40000936 in words is "forty million, nine hundred thirty-six", and thus it is an aban number.