198495544 has 16 divisors (see below), whose sum is σ = 400808520. Its totient is φ = 91613280.

The previous prime is 198495499. The next prime is 198495551. The reversal of 198495544 is 445594891.

It is a congruent number.

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, 954202 + ... + 954409.

Almost surely, 2^198495544 is an apocalyptic number.

It is an amenable number.

198495544 is an abundant number, since it is smaller than the sum of its proper divisors (202312976).

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

198495544 is a wasteful number, since it uses less digits than its factorization.

198495544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908630 (or 1908626 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 49.

The square root of 198495544 is about 14088.8446651952. The cubic root of 198495544 is about 583.3335034195. Note that the first 3 decimals are identical.

The spelling of 198495544 in words is "one hundred ninety-eight million, four hundred ninety-five thousand, five hundred forty-four".