198442062 has 144 divisors (see below), whose sum is σ = 559449072. Its totient is φ = 52254720.

The previous prime is 198442043. The next prime is 198442087. The reversal of 198442062 is 260244891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 309262 + ... + 309902.

It is an arithmetic number, because the mean of its divisors is an integer number (3885063).

Almost surely, 2^198442062 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198442062, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279724536).

198442062 is an abundant number, since it is smaller than the sum of its proper divisors (361007010).

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

198442062 is a wasteful number, since it uses less digits than its factorization.

198442062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 198442062 is about 14086.9465108660. The cubic root of 198442062 is about 583.2811082134.

The spelling of 198442062 in words is "one hundred ninety-eight million, four hundred forty-two thousand, sixty-two".