199783374 has 16 divisors (see below), whose sum is σ = 456647808. Its totient is φ = 57080952.

The previous prime is 199783361. The next prime is 199783379. The reversal of 199783374 is 473387991.

199783374 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199783379) 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 7 ways as a sum of consecutive naturals, for example, 2378332 + ... + 2378415.

It is an arithmetic number, because the mean of its divisors is an integer number (28540488).

Almost surely, 2^199783374 is an apocalyptic number.

199783374 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

199783374 is an abundant number, since it is smaller than the sum of its proper divisors (256864434).

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

199783374 is a wasteful number, since it uses less digits than its factorization.

199783374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4756759.

The product of its digits is 1143072, while the sum is 51.

The square root of 199783374 is about 14134.4746630358. The cubic root of 199783374 is about 584.5923319440.

The spelling of 199783374 in words is "one hundred ninety-nine million, seven hundred eighty-three thousand, three hundred seventy-four".