3691874 has 16 divisors (see below), whose sum is σ = 5841720. Its totient is φ = 1747200.

The previous prime is 3691859. The next prime is 3691913. The reversal of 3691874 is 4781963.

It can be written as a sum of positive squares in 4 ways, for example, as 2380849 + 1311025 = 1543^2 + 1145^2 .

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, 2474 + ... + 3674.

Almost surely, 2^3691874 is an apocalyptic number.

3691874 is a deficient number, since it is larger than the sum of its proper divisors (2149846).

3691874 is a wasteful number, since it uses less digits than its factorization.

3691874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285.

The product of its digits is 36288, while the sum is 38.

The square root of 3691874 is about 1921.4249920307. The cubic root of 3691874 is about 154.5547262341.

The spelling of 3691874 in words is "three million, six hundred ninety-one thousand, eight hundred seventy-four".