3023981644 has 12 divisors (see below), whose sum is σ = 5306389984. Its totient is φ = 1507870224.

The previous prime is 3023981629. The next prime is 3023981647. The reversal of 3023981644 is 4461893203.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3023981597 and 3023981606.

It is not an unprimeable number, because it can be changed into a prime (3023981647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028499 + ... + 1031434.

Almost surely, 2^3023981644 is an apocalyptic number.

It is an amenable number.

3023981644 is a deficient number, since it is larger than the sum of its proper divisors (2282408340).

3023981644 is a wasteful number, since it uses less digits than its factorization.

3023981644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060304 (or 2060302 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 3023981644 is about 54990.7414389004. The cubic root of 3023981644 is about 1446.0824325355.

The spelling of 3023981644 in words is "three billion, twenty-three million, nine hundred eighty-one thousand, six hundred forty-four".