444449884 has 24 divisors (see below), whose sum is σ = 812343168. Its totient is φ = 212369520.

The previous prime is 444449879. The next prime is 444449893. The reversal of 444449884 is 488944444.

It is a super-2 number, since 2×444449884² = 395071398775226912, which contains 22 as substring.

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, 194919 + ... + 197185.

It is an arithmetic number, because the mean of its divisors is an integer number (33847632).

Almost surely, 2^444449884 is an apocalyptic number.

It is an amenable number.

444449884 is a deficient number, since it is larger than the sum of its proper divisors (367893284).

444449884 is a wasteful number, since it uses less digits than its factorization.

444449884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4425 (or 4423 counting only the distinct ones).

The product of its digits is 2359296, while the sum is 49.

The square root of 444449884 is about 21081.9800777821. The cubic root of 444449884 is about 763.1459417245.

The spelling of 444449884 in words is "four hundred forty-four million, four hundred forty-nine thousand, eight hundred eighty-four".