198002274 has 16 divisors (see below), whose sum is σ = 396148512. Its totient is φ = 65976768.

The previous prime is 198002269. The next prime is 198002291. The reversal of 198002274 is 472200891.

It is a happy number.

198002274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 21777 + ... + 29499.

It is an arithmetic number, because the mean of its divisors is an integer number (24759282).

Almost surely, 2^198002274 is an apocalyptic number.

198002274 is an abundant number, since it is smaller than the sum of its proper divisors (198146238).

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

198002274 is a wasteful number, since it uses less digits than its factorization.

198002274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12001.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 198002274 is about 14071.3280823098. The cubic root of 198002274 is about 582.8498996223.

The spelling of 198002274 in words is "one hundred ninety-eight million, two thousand, two hundred seventy-four".