3899196444 has 192 divisors, whose sum is σ = 10949783040. Its totient is φ = 1073318400.

The previous prime is 3899196437. The next prime is 3899196451. The reversal of 3899196444 is 4446919983.

It is an interprime number because it is at equal distance from previous prime (3899196437) and next prime (3899196451).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18479499 + ... + 18479709.

It is an arithmetic number, because the mean of its divisors is an integer number (57030120).

Almost surely, 2^3899196444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3899196444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5474891520).

3899196444 is an abundant number, since it is smaller than the sum of its proper divisors (7050586596).

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

3899196444 is a wasteful number, since it uses less digits than its factorization.

3899196444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 329 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 57.

The square root of 3899196444 is about 62443.5460556173. The cubic root of 3899196444 is about 1573.9528027021.

The spelling of 3899196444 in words is "three billion, eight hundred ninety-nine million, one hundred ninety-six thousand, four hundred forty-four".