3664626 has 16 divisors (see below), whose sum is σ = 8376384. Its totient is φ = 1047024.

The previous prime is 3664561. The next prime is 3664631. The reversal of 3664626 is 6264663.

It is an Ulam 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, 43585 + ... + 43668.

It is an arithmetic number, because the mean of its divisors is an integer number (523524).

Almost surely, 2^3664626 is an apocalyptic number.

3664626 is an abundant number, since it is smaller than the sum of its proper divisors (4711758).

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

3664626 is a wasteful number, since it uses less digits than its factorization.

3664626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87265.

The product of its digits is 31104, while the sum is 33.

The square root of 3664626 is about 1914.3212896481. The cubic root of 3664626 is about 154.1735548257.

The spelling of 3664626 in words is "three million, six hundred sixty-four thousand, six hundred twenty-six".