199882938 has 16 divisors (see below), whose sum is σ = 399936096. Its totient is φ = 66599280.

The previous prime is 199882937. The next prime is 199882961. The reversal of 199882938 is 839288991.

It is not an unprimeable number, because it can be changed into a prime (199882937) 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, 12220 + ... + 23432.

It is an arithmetic number, because the mean of its divisors is an integer number (24996006).

Almost surely, 2^199882938 is an apocalyptic number.

199882938 is an abundant number, since it is smaller than the sum of its proper divisors (200053158).

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

199882938 is a wasteful number, since it uses less digits than its factorization.

199882938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14189.

The product of its digits is 2239488, while the sum is 57.

The square root of 199882938 is about 14137.9962512373. The cubic root of 199882938 is about 584.6894282531.

The spelling of 199882938 in words is "one hundred ninety-nine million, eight hundred eighty-two thousand, nine hundred thirty-eight".