3688674 has 16 divisors (see below), whose sum is σ = 8048160. Its totient is φ = 1117760.

The previous prime is 3688667. The next prime is 3688681. The reversal of 3688674 is 4768863.

It is an interprime number because it is at equal distance from previous prime (3688667) and next prime (3688681).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27879 + ... + 28010.

It is an arithmetic number, because the mean of its divisors is an integer number (503010).

Almost surely, 2^3688674 is an apocalyptic number.

3688674 is an abundant number, since it is smaller than the sum of its proper divisors (4359486).

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

3688674 is a wasteful number, since it uses less digits than its factorization.

3688674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55905.

The product of its digits is 193536, while the sum is 42.

The square root of 3688674 is about 1920.5920962037. The cubic root of 3688674 is about 154.5100589381.

The spelling of 3688674 in words is "three million, six hundred eighty-eight thousand, six hundred seventy-four".