198592422 has 32 divisors (see below), whose sum is σ = 460707072. Its totient is φ = 55893024.

The previous prime is 198592403. The next prime is 198592439. The reversal of 198592422 is 224295891.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 32473 + ... + 38100.

It is an arithmetic number, because the mean of its divisors is an integer number (14397096).

Almost surely, 2^198592422 is an apocalyptic number.

198592422 is an abundant number, since it is smaller than the sum of its proper divisors (262114650).

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

198592422 is a wasteful number, since it uses less digits than its factorization.

198592422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70652.

The product of its digits is 103680, while the sum is 42.

The square root of 198592422 is about 14092.2823559564. The cubic root of 198592422 is about 583.4283888271.

The spelling of 198592422 in words is "one hundred ninety-eight million, five hundred ninety-two thousand, four hundred twenty-two".