199993275 has 36 divisors (see below), whose sum is σ = 359321248. Its totient is φ = 106332480.

The previous prime is 199993273. The next prime is 199993279. The reversal of 199993275 is 572399991.

It is not a de Polignac number, because 199993275 - 2¹ = 199993273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199993271) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 82734 + ... + 85116.

Almost surely, 2^199993275 is an apocalyptic number.

199993275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

199993275 is a deficient number, since it is larger than the sum of its proper divisors (159327973).

199993275 is a wasteful number, since it uses less digits than its factorization.

199993275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772 (or 2764 counting only the distinct ones).

The product of its digits is 1377810, while the sum is 54.

The square root of 199993275 is about 14141.8978570770. The cubic root of 199993275 is about 584.7969928960.

The spelling of 199993275 in words is "one hundred ninety-nine million, nine hundred ninety-three thousand, two hundred seventy-five".