198397364 has 24 divisors (see below), whose sum is σ = 382444608. Its totient is φ = 89303040.

The previous prime is 198397357. The next prime is 198397369. The reversal of 198397364 is 463793891.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198397369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17357 + ... + 26420.

It is an arithmetic number, because the mean of its divisors is an integer number (15935192).

Almost surely, 2^198397364 is an apocalyptic number.

It is an amenable number.

198397364 is a deficient number, since it is larger than the sum of its proper divisors (184047244).

198397364 is a wasteful number, since it uses less digits than its factorization.

198397364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43895 (or 43893 counting only the distinct ones).

The product of its digits is 979776, while the sum is 50.

The square root of 198397364 is about 14085.3599173042. The cubic root of 198397364 is about 583.2373112877.

The spelling of 198397364 in words is "one hundred ninety-eight million, three hundred ninety-seven thousand, three hundred sixty-four".