199963320 has 32 divisors (see below), whose sum is σ = 599890320. Its totient is φ = 53323520.

The previous prime is 199963319. The next prime is 199963339. The reversal of 199963320 is 23369991.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833061 + ... + 833300.

Almost surely, 2^199963320 is an apocalyptic number.

199963320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

199963320 is an abundant number, since it is smaller than the sum of its proper divisors (399927000).

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

199963320 is a wasteful number, since it uses less digits than its factorization.

199963320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666375 (or 1666371 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 42.

The square root of 199963320 is about 14140.8387304290. The cubic root of 199963320 is about 584.7677944666.

The spelling of 199963320 in words is "one hundred ninety-nine million, nine hundred sixty-three thousand, three hundred twenty".