3644226875 has 10 divisors (see below), whose sum is σ = 4553826684. Its totient is φ = 2915381000.

The previous prime is 3644226871. The next prime is 3644226877. The reversal of 3644226875 is 5786224463.

It is not a de Polignac number, because 3644226875 - 2² = 3644226871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3644226871) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2914757 + ... + 2916006.

Almost surely, 2^3644226875 is an apocalyptic number.

3644226875 is a deficient number, since it is larger than the sum of its proper divisors (909599809).

3644226875 is an frugal number, since it uses more digits than its factorization.

3644226875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830783 (or 5830768 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 47.

The square root of 3644226875 is about 60367.4322379211. The cubic root of 3644226875 is about 1538.8695356605.

The spelling of 3644226875 in words is "three billion, six hundred forty-four million, two hundred twenty-six thousand, eight hundred seventy-five".