4399093998 has 72 divisors (see below), whose sum is σ = 10654113600. Its totient is φ = 1309875840.

The previous prime is 4399093981. The next prime is 4399094009. The reversal of 4399093998 is 8993909934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 70978 + ... + 117626.

It is an arithmetic number, because the mean of its divisors is an integer number (147973800).

Almost surely, 2^4399093998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4399093998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5327056800).

4399093998 is an abundant number, since it is smaller than the sum of its proper divisors (6255019602).

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

4399093998 is a wasteful number, since it uses less digits than its factorization.

4399093998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46714 (or 46698 counting only the distinct ones).

The product of its (nonzero) digits is 17006112, while the sum is 63.

The square root of 4399093998 is about 66325.6662084898. Note that the first 3 decimals coincide. The cubic root of 4399093998 is about 1638.5300627672.

The spelling of 4399093998 in words is "four billion, three hundred ninety-nine million, ninety-three thousand, nine hundred ninety-eight".