3686040974 has 24 divisors (see below), whose sum is σ = 7016473368. Its totient is φ = 1436119440.

The previous prime is 3686040949. The next prime is 3686040977. The reversal of 3686040974 is 4790406863.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3686040977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1708589 + ... + 1710744.

It is an arithmetic number, because the mean of its divisors is an integer number (292353057).

Almost surely, 2^3686040974 is an apocalyptic number.

3686040974 is a deficient number, since it is larger than the sum of its proper divisors (3330432394).

3686040974 is a wasteful number, since it uses less digits than its factorization.

3686040974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419360 (or 3419353 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 3686040974 is about 60712.7743889208. The cubic root of 3686040974 is about 1544.7328638867.

The spelling of 3686040974 in words is "three billion, six hundred eighty-six million, forty thousand, nine hundred seventy-four".