199927104 has 112 divisors (see below), whose sum is σ = 574194432. Its totient is φ = 61028352.

The previous prime is 199927099. The next prime is 199927121. The reversal of 199927104 is 401729991.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 431577 + ... + 432039.

It is an arithmetic number, because the mean of its divisors is an integer number (5126736).

Almost surely, 2^199927104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199927104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287097216).

199927104 is an abundant number, since it is smaller than the sum of its proper divisors (374267328).

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

199927104 is a wasteful number, since it uses less digits than its factorization.

199927104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 654 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 199927104 is about 14139.5581260519. The cubic root of 199927104 is about 584.7324892764.

The spelling of 199927104 in words is "one hundred ninety-nine million, nine hundred twenty-seven thousand, one hundred four".