198882265 has 16 divisors (see below), whose sum is σ = 253126656. Its totient is φ = 149688000.

The previous prime is 198882241. The next prime is 198882283. The reversal of 198882265 is 562288891.

It is not a de Polignac number, because 198882265 - 2¹⁷ = 198751193 is a prime.

It is a Duffinian 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, 7161 + ... + 21190.

It is an arithmetic number, because the mean of its divisors is an integer number (15820416).

Almost surely, 2^198882265 is an apocalyptic number.

It is an amenable number.

198882265 is a deficient number, since it is larger than the sum of its proper divisors (54244391).

198882265 is a wasteful number, since it uses less digits than its factorization.

198882265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28440.

The product of its digits is 552960, while the sum is 49.

The square root of 198882265 is about 14102.5623558274. The cubic root of 198882265 is about 583.7120861803.

The spelling of 198882265 in words is "one hundred ninety-eight million, eight hundred eighty-two thousand, two hundred sixty-five".