199473795 has 12 divisors (see below), whose sum is σ = 345754656. Its totient is φ = 106386000.

The previous prime is 199473773. The next prime is 199473797. The reversal of 199473795 is 597374991.

It is a happy number.

It is not a de Polignac number, because 199473795 - 2⁵ = 199473763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199473797) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2216331 + ... + 2216420.

It is an arithmetic number, because the mean of its divisors is an integer number (28812888).

Almost surely, 2^199473795 is an apocalyptic number.

199473795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

199473795 is a deficient number, since it is larger than the sum of its proper divisors (146280861).

199473795 is a wasteful number, since it uses less digits than its factorization.

199473795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4432762 (or 4432759 counting only the distinct ones).

The product of its digits is 2143260, while the sum is 54.

The square root of 199473795 is about 14123.5192144168. The cubic root of 199473795 is about 584.2902196014.

The spelling of 199473795 in words is "one hundred ninety-nine million, four hundred seventy-three thousand, seven hundred ninety-five".