199696044 has 48 divisors (see below), whose sum is σ = 477485568. Its totient is φ = 64928448.

The previous prime is 199696043. The next prime is 199696069. The reversal of 199696044 is 440696991.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 199695984 and 199696002.

It is not an unprimeable number, because it can be changed into a prime (199696043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294634 + ... + 295310.

It is an arithmetic number, because the mean of its divisors is an integer number (9947616).

Almost surely, 2^199696044 is an apocalyptic number.

It is an amenable number.

199696044 is an abundant number, since it is smaller than the sum of its proper divisors (277789524).

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

199696044 is a wasteful number, since it uses less digits than its factorization.

199696044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1252 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 199696044 is about 14131.3850701196. The cubic root of 199696044 is about 584.5071398551.

The spelling of 199696044 in words is "one hundred ninety-nine million, six hundred ninety-six thousand, forty-four".