198946182 has 32 divisors (see below), whose sum is σ = 421408512. Its totient is φ = 62482464.

The previous prime is 198946133. The next prime is 198946183. The reversal of 198946182 is 281649891.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198946183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1513 + ... + 20004.

It is an arithmetic number, because the mean of its divisors is an integer number (13169016).

Almost surely, 2^198946182 is an apocalyptic number.

198946182 is an abundant number, since it is smaller than the sum of its proper divisors (222462330).

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

198946182 is a wasteful number, since it uses less digits than its factorization.

198946182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21612.

The product of its digits is 248832, while the sum is 48.

The square root of 198946182 is about 14104.8283222448. The cubic root of 198946182 is about 583.7746108257.

The spelling of 198946182 in words is "one hundred ninety-eight million, nine hundred forty-six thousand, one hundred eighty-two".