3687684372 has 36 divisors (see below), whose sum is σ = 9323810496. Its totient is φ = 1228942800.

The previous prime is 3687684367. The next prime is 3687684449. The reversal of 3687684372 is 2734867863.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

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, 194373 + ... + 212499.

It is an arithmetic number, because the mean of its divisors is an integer number (258994736).

Almost surely, 2^3687684372 is an apocalyptic number.

It is an amenable number.

3687684372 is an abundant number, since it is smaller than the sum of its proper divisors (5636126124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3687684372 is a wasteful number, since it uses less digits than its factorization.

3687684372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23788 (or 23783 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The square root of 3687684372 is about 60726.3070835038. The cubic root of 3687684372 is about 1544.9623995625.

The spelling of 3687684372 in words is "three billion, six hundred eighty-seven million, six hundred eighty-four thousand, three hundred seventy-two".