198893320 has 16 divisors (see below), whose sum is σ = 447510060. Its totient is φ = 79557312.

The previous prime is 198893297. The next prime is 198893333. The reversal of 198893320 is 23398891.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 197739844 + 1153476 = 14062^2 + 1074^2 .

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, 2486127 + ... + 2486206.

Almost surely, 2^198893320 is an apocalyptic number.

198893320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198893320 is an abundant number, since it is smaller than the sum of its proper divisors (248616740).

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

198893320 is a wasteful number, since it uses less digits than its factorization.

198893320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4972344 (or 4972340 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 198893320 is about 14102.9543004294. The cubic root of 198893320 is about 583.7229013185.

The spelling of 198893320 in words is "one hundred ninety-eight million, eight hundred ninety-three thousand, three hundred twenty".