444198384 has 80 divisors (see below), whose sum is σ = 1457168640. Its totient is φ = 126912960.

The previous prime is 444198343. The next prime is 444198407. The reversal of 444198384 is 483891444.

It is a super-2 number, since 2×444198384² = 394624408696422912, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 70422 + ... + 76469.

It is an arithmetic number, because the mean of its divisors is an integer number (18214608).

Almost surely, 2^444198384 is an apocalyptic number.

It is an amenable number.

444198384 is an abundant number, since it is smaller than the sum of its proper divisors (1012970256).

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

444198384 is a wasteful number, since it uses less digits than its factorization.

444198384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146915 (or 146903 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 444198384 is about 21076.0144239844. The cubic root of 444198384 is about 763.0019679229.

The spelling of 444198384 in words is "four hundred forty-four million, one hundred ninety-eight thousand, three hundred eighty-four".