3892444944 has 20 divisors (see below), whose sum is σ = 10055482896. Its totient is φ = 1297481632.

The previous prime is 3892444943. The next prime is 3892444949. The reversal of 3892444944 is 4494442983.

It is a happy number.

It is a super-2 number, since 2×3892444944² = 30302255284142326272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3892444943) 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, 40546254 + ... + 40546349.

Almost surely, 2^3892444944 is an apocalyptic number.

It is an amenable number.

3892444944 is an abundant number, since it is smaller than the sum of its proper divisors (6163037952).

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

3892444944 is a wasteful number, since it uses less digits than its factorization.

3892444944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81092614 (or 81092608 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 51.

The square root of 3892444944 is about 62389.4618024551. The cubic root of 3892444944 is about 1573.0438392160.

The spelling of 3892444944 in words is "three billion, eight hundred ninety-two million, four hundred forty-four thousand, nine hundred forty-four".