198897848 has 16 divisors (see below), whose sum is σ = 373308000. Its totient is φ = 99349056.

The previous prime is 198897827. The next prime is 198897851. The reversal of 198897848 is 848798891.

It is a super-2 number, since 2×198897848² = 79120707878062208, which contains 22 as substring.

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, 3653 + ... + 20276.

It is an arithmetic number, because the mean of its divisors is an integer number (23331750).

Almost surely, 2^198897848 is an apocalyptic number.

It is an amenable number.

198897848 is a deficient number, since it is larger than the sum of its proper divisors (174410152).

198897848 is a wasteful number, since it uses less digits than its factorization.

198897848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24974 (or 24970 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 62.

The square root of 198897848 is about 14103.1148332558. The cubic root of 198897848 is about 583.7273309582.

The spelling of 198897848 in words is "one hundred ninety-eight million, eight hundred ninety-seven thousand, eight hundred forty-eight".