198264368 has 20 divisors (see below), whose sum is σ = 384402480. Its totient is φ = 99063744.

The previous prime is 198264343. The next prime is 198264403. The reversal of 198264368 is 863462891.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26198 + ... + 32906.

It is an arithmetic number, because the mean of its divisors is an integer number (19220124).

Almost surely, 2^198264368 is an apocalyptic number.

It is an amenable number.

198264368 is a deficient number, since it is larger than the sum of its proper divisors (186138112).

198264368 is a wasteful number, since it uses less digits than its factorization.

198264368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8564 (or 8558 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 198264368 is about 14080.6380537247. The cubic root of 198264368 is about 583.1069574581.

The spelling of 198264368 in words is "one hundred ninety-eight million, two hundred sixty-four thousand, three hundred sixty-eight".