191050214 has 16 divisors (see below), whose sum is σ = 289027440. Its totient is φ = 94711680.

The previous prime is 191050193. The next prime is 191050217. The reversal of 191050214 is 412050191.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 191050214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (191050217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130217 + ... + 131675.

It is an arithmetic number, because the mean of its divisors is an integer number (18064215).

Almost surely, 2^191050214 is an apocalyptic number.

191050214 is a deficient number, since it is larger than the sum of its proper divisors (97977226).

191050214 is a wasteful number, since it uses less digits than its factorization.

191050214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 191050214 is about 13822.0915204610. The cubic root of 191050214 is about 575.9469854596.

Subtracting from 191050214 its sum of digits (23), we obtain a palindrome (191050191).

The spelling of 191050214 in words is "one hundred ninety-one million, fifty thousand, two hundred fourteen".