3694646 has 8 divisors (see below), whose sum is σ = 5670984. Its totient is φ = 1804320.

The previous prime is 3694643. The next prime is 3694667. The reversal of 3694646 is 6464963.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3694643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21395 + ... + 21566.

It is an arithmetic number, because the mean of its divisors is an integer number (708873).

Almost surely, 2^3694646 is an apocalyptic number.

3694646 is a deficient number, since it is larger than the sum of its proper divisors (1976338).

3694646 is a wasteful number, since it uses less digits than its factorization.

3694646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43006.

The product of its digits is 93312, while the sum is 38.

The square root of 3694646 is about 1922.1461963129. The cubic root of 3694646 is about 154.5933984207.

The spelling of 3694646 in words is "three million, six hundred ninety-four thousand, six hundred forty-six".