3696666 has 8 divisors (see below), whose sum is σ = 7393344. Its totient is φ = 1232220.

The previous prime is 3696643. The next prime is 3696703. The reversal of 3696666 is 6666963.

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

3696666 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308050 + ... + 308061.

It is an arithmetic number, because the mean of its divisors is an integer number (924168).

Almost surely, 2^3696666 is an apocalyptic number.

3696666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3696666 is a wasteful number, since it uses less digits than its factorization.

3696666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616116.

The product of its digits is 209952, while the sum is 42.

The square root of 3696666 is about 1922.6715788194. The cubic root of 3696666 is about 154.6215672692.

The spelling of 3696666 in words is "three million, six hundred ninety-six thousand, six hundred sixty-six".