199504056 has 16 divisors (see below), whose sum is σ = 498760200. Its totient is φ = 66501344.

The previous prime is 199504033. The next prime is 199504057. The reversal of 199504056 is 650405991.

It is a super-2 number, since 2×199504056² = 79603736720902272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199504057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4156311 + ... + 4156358.

Almost surely, 2^199504056 is an apocalyptic number.

It is an amenable number.

199504056 is an abundant number, since it is smaller than the sum of its proper divisors (299256144).

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

199504056 is a wasteful number, since it uses less digits than its factorization.

199504056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312678 (or 8312674 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 199504056 is about 14124.5904719394. The cubic root of 199504056 is about 584.3197645220.

The spelling of 199504056 in words is "one hundred ninety-nine million, five hundred four thousand, fifty-six".