199339069 has 8 divisors (see below), whose sum is σ = 206370720. Its totient is φ = 192318000.

The previous prime is 199339067. The next prime is 199339087. The reversal of 199339069 is 960933991.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 199339069 - 2¹ = 199339067 is a prime.

It is a super-2 number, since 2×199339069² = 79472128859573522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199339067) 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, 68494 + ... + 71344.

It is an arithmetic number, because the mean of its divisors is an integer number (25796340).

Almost surely, 2^199339069 is an apocalyptic number.

It is an amenable number.

199339069 is a deficient number, since it is larger than the sum of its proper divisors (7031651).

199339069 is a wasteful number, since it uses less digits than its factorization.

199339069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5291.

The product of its (nonzero) digits is 354294, while the sum is 49.

The square root of 199339069 is about 14118.7488468348. The cubic root of 199339069 is about 584.1586454043.

The spelling of 199339069 in words is "one hundred ninety-nine million, three hundred thirty-nine thousand, sixty-nine".