199495895 has 8 divisors (see below), whose sum is σ = 242279856. Its totient is φ = 157673536.

The previous prime is 199495889. The next prime is 199495909. The reversal of 199495895 is 598594991.

199495895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 199495895 - 2⁶ = 199495831 is a prime.

It is a super-2 number, since 2×199495895² = 79597224243702050, which contains 22 as substring.

It is a Duffinian 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, 239942 + ... + 240771.

It is an arithmetic number, because the mean of its divisors is an integer number (30284982).

Almost surely, 2^199495895 is an apocalyptic number.

199495895 is a deficient number, since it is larger than the sum of its proper divisors (42783961).

199495895 is an equidigital number, since it uses as much as digits as its factorization.

199495895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480801.

The product of its digits is 5248800, while the sum is 59.

The square root of 199495895 is about 14124.3015756532. The cubic root of 199495895 is about 584.3117969336.

The spelling of 199495895 in words is "one hundred ninety-nine million, four hundred ninety-five thousand, eight hundred ninety-five".