199141892 has 24 divisors (see below), whose sum is σ = 360433920. Its totient is φ = 96173280.

The previous prime is 199141837. The next prime is 199141897. The reversal of 199141892 is 298141991.

199141892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (199141897) 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, 80498 + ... + 82934.

It is an arithmetic number, because the mean of its divisors is an integer number (15018080).

Almost surely, 2^199141892 is an apocalyptic number.

It is an amenable number.

199141892 is a deficient number, since it is larger than the sum of its proper divisors (161292028).

199141892 is a wasteful number, since it uses less digits than its factorization.

199141892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3131 (or 3129 counting only the distinct ones).

The product of its digits is 46656, while the sum is 44.

The square root of 199141892 is about 14111.7643120908. The cubic root of 199141892 is about 583.9659742796.

Subtracting 199141892 from its reverse (298141991), we obtain a palindrome (99000099).

The spelling of 199141892 in words is "one hundred ninety-nine million, one hundred forty-one thousand, eight hundred ninety-two".