198265960 has 32 divisors (see below), whose sum is σ = 453664800. Its totient is φ = 77961280.

The previous prime is 198265927. The next prime is 198265961. The reversal of 198265960 is 69562891.

It is a self number, because there is not a number n which added to its sum of digits gives 198265960.

It is not an unprimeable number, because it can be changed into a prime (198265961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39646 + ... + 44365.

It is an arithmetic number, because the mean of its divisors is an integer number (14177025).

Almost surely, 2^198265960 is an apocalyptic number.

198265960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198265960 is an abundant number, since it is smaller than the sum of its proper divisors (255398840).

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

198265960 is a wasteful number, since it uses less digits than its factorization.

198265960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84081 (or 84077 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 198265960 is about 14080.6945851403. The cubic root of 198265960 is about 583.1085181752.

The spelling of 198265960 in words is "one hundred ninety-eight million, two hundred sixty-five thousand, nine hundred sixty".