199349922 has 16 divisors (see below), whose sum is σ = 422152992. Its totient is φ = 62541120.

The previous prime is 199349911. The next prime is 199349923. The reversal of 199349922 is 229943991.

It is not an unprimeable number, because it can be changed into a prime (199349923) 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, 977104 + ... + 977307.

It is an arithmetic number, because the mean of its divisors is an integer number (26384562).

Almost surely, 2^199349922 is an apocalyptic number.

199349922 is an abundant number, since it is smaller than the sum of its proper divisors (222803070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

199349922 is a wasteful number, since it uses less digits than its factorization.

199349922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954433.

The product of its digits is 314928, while the sum is 48.

The square root of 199349922 is about 14119.1331886912. The cubic root of 199349922 is about 584.1692467025.

It can be divided in two parts, 1993 and 49922, that added together give a palindrome (51915).

The spelling of 199349922 in words is "one hundred ninety-nine million, three hundred forty-nine thousand, nine hundred twenty-two".