3994322844 has 48 divisors (see below), whose sum is σ = 9629383680. Its totient is φ = 1287333120.

The previous prime is 3994322791. The next prime is 3994322881. The reversal of 3994322844 is 4482234993.

3994322844 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3994322844² = 31909229964200496672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3994322793 and 3994322802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473092 + ... + 481460.

It is an arithmetic number, because the mean of its divisors is an integer number (200612160).

Almost surely, 2^3994322844 is an apocalyptic number.

It is an amenable number.

3994322844 is an abundant number, since it is smaller than the sum of its proper divisors (5635060836).

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

3994322844 is a wasteful number, since it uses less digits than its factorization.

3994322844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9690 (or 9688 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 48.

The square root of 3994322844 is about 63200.6554079940. The cubic root of 3994322844 is about 1586.6497027782.

The spelling of 3994322844 in words is "three billion, nine hundred ninety-four million, three hundred twenty-two thousand, eight hundred forty-four".