444411198 has 160 divisors (see below), whose sum is σ = 1296345600. Its totient is φ = 110341440.

The previous prime is 444411193. The next prime is 444411199. The reversal of 444411198 is 891114444.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444411193) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 286128 + ... + 287676.

It is an arithmetic number, because the mean of its divisors is an integer number (8102160).

Almost surely, 2^444411198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 444411198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648172800).

444411198 is an abundant number, since it is smaller than the sum of its proper divisors (851934402).

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

444411198 is a wasteful number, since it uses less digits than its factorization.

444411198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604 (or 1595 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 444411198 is about 21081.0625443785. The cubic root of 444411198 is about 763.1237990552.

The spelling of 444411198 in words is "four hundred forty-four million, four hundred eleven thousand, one hundred ninety-eight".