198923086 has 8 divisors (see below), whose sum is σ = 315936720. Its totient is φ = 93610848.

The previous prime is 198923083. The next prime is 198923111. The reversal of 198923086 is 680329891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198923083) 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 3 ways as a sum of consecutive naturals, for example, 2925306 + ... + 2925373.

It is an arithmetic number, because the mean of its divisors is an integer number (39492090).

Almost surely, 2^198923086 is an apocalyptic number.

198923086 is a deficient number, since it is larger than the sum of its proper divisors (117013634).

198923086 is a wasteful number, since it uses less digits than its factorization.

198923086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5850698.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 198923086 is about 14104.0095717494. The cubic root of 198923086 is about 583.7520194896.

The spelling of 198923086 in words is "one hundred ninety-eight million, nine hundred twenty-three thousand, eighty-six".