40366683 has 12 divisors (see below), whose sum is σ = 66637168. Its totient is φ = 23066640.

The previous prime is 40366661. The next prime is 40366691. The reversal of 40366683 is 38666304.

It is not a de Polignac number, because 40366683 - 2⁹ = 40366171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40366643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 320308 + ... + 320433.

Almost surely, 2^40366683 is an apocalyptic number.

40366683 is a deficient number, since it is larger than the sum of its proper divisors (26270485).

40366683 is a wasteful number, since it uses less digits than its factorization.

40366683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640754 (or 640751 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 40366683 is about 6353.4780238858. The cubic root of 40366683 is about 343.0370440545.

The spelling of 40366683 in words is "forty million, three hundred sixty-six thousand, six hundred eighty-three".