3691394 has 32 divisors (see below), whose sum is σ = 6652800. Its totient is φ = 1503360.

The previous prime is 3691367. The next prime is 3691403. The reversal of 3691394 is 4931963.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33812 + ... + 33920.

It is an arithmetic number, because the mean of its divisors is an integer number (207900).

Almost surely, 2^3691394 is an apocalyptic number.

3691394 is a deficient number, since it is larger than the sum of its proper divisors (2961406).

3691394 is a wasteful number, since it uses less digits than its factorization.

3691394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218.

The product of its digits is 17496, while the sum is 35.

The square root of 3691394 is about 1921.3000806745. The cubic root of 3691394 is about 154.5480277856.

The spelling of 3691394 in words is "three million, six hundred ninety-one thousand, three hundred ninety-four".