199087150 has 36 divisors (see below), whose sum is σ = 376335288. Its totient is φ = 78357840.

The previous prime is 199087127. The next prime is 199087157. The reversal of 199087150 is 51780991.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199087157) 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 17 ways as a sum of consecutive naturals, for example, 224007 + ... + 224893.

It is an arithmetic number, because the mean of its divisors is an integer number (10453758).

Almost surely, 2^199087150 is an apocalyptic number.

199087150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199087150 is a deficient number, since it is larger than the sum of its proper divisors (177248138).

199087150 is an equidigital number, since it uses as much as digits as its factorization.

199087150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033 (or 961 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 40.

The square root of 199087150 is about 14109.8245913973. The cubic root of 199087150 is about 583.9124606857.

It can be divided in two parts, 1990871 and 50, that added together give a square (1990921 = 1411²).

The spelling of 199087150 in words is "one hundred ninety-nine million, eighty-seven thousand, one hundred fifty".