3634644212 has 12 divisors (see below), whose sum is σ = 6450214176. Its totient is φ = 1791725880.

The previous prime is 3634644203. The next prime is 3634644239. The reversal of 3634644212 is 2124464363.

It is a congruent 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, 6398738 + ... + 6399305.

It is an arithmetic number, because the mean of its divisors is an integer number (537517848).

Almost surely, 2^3634644212 is an apocalyptic number.

It is an amenable number.

3634644212 is a deficient number, since it is larger than the sum of its proper divisors (2815569964).

3634644212 is a wasteful number, since it uses less digits than its factorization.

3634644212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12798118 (or 12798116 counting only the distinct ones).

The product of its digits is 82944, while the sum is 35.

The square root of 3634644212 is about 60288.0105161880. The cubic root of 3634644212 is about 1537.5195087925.

The spelling of 3634644212 in words is "three billion, six hundred thirty-four million, six hundred forty-four thousand, two hundred twelve".