198262146 has 16 divisors (see below), whose sum is σ = 398001600. Its totient is φ = 65841168.

The previous prime is 198262123. The next prime is 198262199. The reversal of 198262146 is 641262891.

198262146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 59806 + ... + 63033.

It is an arithmetic number, because the mean of its divisors is an integer number (24875100).

Almost surely, 2^198262146 is an apocalyptic number.

198262146 is an abundant number, since it is smaller than the sum of its proper divisors (199739454).

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

198262146 is a wasteful number, since it uses less digits than its factorization.

198262146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123113.

The product of its digits is 41472, while the sum is 39.

The square root of 198262146 is about 14080.5591508292. The cubic root of 198262146 is about 583.1047791065.

The spelling of 198262146 in words is "one hundred ninety-eight million, two hundred sixty-two thousand, one hundred forty-six".