3646970 has 16 divisors (see below), whose sum is σ = 6589728. Its totient is φ = 1453200.

The previous prime is 3646963. The next prime is 3646997. The reversal of 3646970 is 796463.

It is a self number, because there is not a number n which added to its sum of digits gives 3646970.

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, 2945 + ... + 3995.

It is an arithmetic number, because the mean of its divisors is an integer number (411858).

Almost surely, 2^3646970 is an apocalyptic number.

3646970 is a deficient number, since it is larger than the sum of its proper divisors (2942758).

3646970 is a wasteful number, since it uses less digits than its factorization.

3646970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 3646970 is about 1909.7041655712. The cubic root of 3646970 is about 153.9255557434.

The spelling of 3646970 in words is "three million, six hundred forty-six thousand, nine hundred seventy".