199268250 has 64 divisors (see below), whose sum is σ = 508045824. Its totient is φ = 51998400.

The previous prime is 199268231. The next prime is 199268263. The reversal of 199268250 is 52862991.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32424 + ... + 38076.

It is an arithmetic number, because the mean of its divisors is an integer number (7938216).

Almost surely, 2^199268250 is an apocalyptic number.

199268250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 199268250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254022912).

199268250 is an abundant number, since it is smaller than the sum of its proper divisors (308777574).

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

199268250 is a wasteful number, since it uses less digits than its factorization.

199268250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720 (or 5710 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 199268250 is about 14116.2406468578. The cubic root of 199268250 is about 584.0894593831.

The spelling of 199268250 in words is "one hundred ninety-nine million, two hundred sixty-eight thousand, two hundred fifty".