198883924 has 6 divisors (see below), whose sum is σ = 348046874. Its totient is φ = 99441960.

The previous prime is 198883903. The next prime is 198883957. The reversal of 198883924 is 429388891.

It can be written as a sum of positive squares in only one way, i.e., 193210000 + 5673924 = 13900^2 + 2382^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24860487 + ... + 24860494.

Almost surely, 2^198883924 is an apocalyptic number.

It is an amenable number.

198883924 is a deficient number, since it is larger than the sum of its proper divisors (149162950).

198883924 is a wasteful number, since it uses less digits than its factorization.

198883924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49720985 (or 49720983 counting only the distinct ones).

The product of its digits is 995328, while the sum is 52.

The square root of 198883924 is about 14102.6211748029. The cubic root of 198883924 is about 583.7137092103.

The spelling of 198883924 in words is "one hundred ninety-eight million, eight hundred eighty-three thousand, nine hundred twenty-four".