199874241 has 24 divisors (see below), whose sum is σ = 335549760. Its totient is φ = 112275936.

The previous prime is 199874239. The next prime is 199874249. The reversal of 199874241 is 142478991.

It is a happy number.

199874241 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 199874241 - 2¹ = 199874239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199874249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23170 + ... + 30603.

It is an arithmetic number, because the mean of its divisors is an integer number (13981240).

Almost surely, 2^199874241 is an apocalyptic number.

It is an amenable number.

199874241 is a deficient number, since it is larger than the sum of its proper divisors (135675519).

199874241 is a wasteful number, since it uses less digits than its factorization.

199874241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53845 (or 53842 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 199874241 is about 14137.6886724811. The cubic root of 199874241 is about 584.6809480934.

The spelling of 199874241 in words is "one hundred ninety-nine million, eight hundred seventy-four thousand, two hundred forty-one".