199052856 has 128 divisors (see below), whose sum is σ = 584064000. Its totient is φ = 62688384.

The previous prime is 199052851. The next prime is 199052863. The reversal of 199052856 is 658250991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199052851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 511510 + ... + 511898.

It is an arithmetic number, because the mean of its divisors is an integer number (4563000).

Almost surely, 2^199052856 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 199052856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292032000).

199052856 is an abundant number, since it is smaller than the sum of its proper divisors (385011144).

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

199052856 is a wasteful number, since it uses less digits than its factorization.

199052856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The square root of 199052856 is about 14108.6092865314. The cubic root of 199052856 is about 583.8789312426.

The spelling of 199052856 in words is "one hundred ninety-nine million, fifty-two thousand, eight hundred fifty-six".