442584198 has 24 divisors (see below), whose sum is σ = 1095923088. Its totient is φ = 126452592.

The previous prime is 442584187. The next prime is 442584203. The reversal of 442584198 is 891485244.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1756161 + ... + 1756412.

It is an arithmetic number, because the mean of its divisors is an integer number (45663462).

Almost surely, 2^442584198 is an apocalyptic number.

442584198 is an abundant number, since it is smaller than the sum of its proper divisors (653338890).

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

442584198 is a wasteful number, since it uses less digits than its factorization.

442584198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3512588 (or 3512585 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 442584198 is about 21037.6851863507. The cubic root of 442584198 is about 762.0766141166.

The spelling of 442584198 in words is "four hundred forty-two million, five hundred eighty-four thousand, one hundred ninety-eight".