4444422398 has 16 divisors (see below), whose sum is σ = 7201155696. Its totient is φ = 2045070720.

The previous prime is 4444422383. The next prime is 4444422407. The reversal of 4444422398 is 8932244444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249611 + ... + 266822.

It is an arithmetic number, because the mean of its divisors is an integer number (450072231).

Almost surely, 2^4444422398 is an apocalyptic number.

4444422398 is a deficient number, since it is larger than the sum of its proper divisors (2756733298).

4444422398 is a wasteful number, since it uses less digits than its factorization.

4444422398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516779.

The product of its digits is 884736, while the sum is 44.

The square root of 4444422398 is about 66666.5013181283. The cubic root of 4444422398 is about 1644.1386643221.

The spelling of 4444422398 in words is "four billion, four hundred forty-four million, four hundred twenty-two thousand, three hundred ninety-eight".