84214191 has 8 divisors (see below), whose sum is σ = 114404400. Its totient is φ = 55083392.

The previous prime is 84214171. The next prime is 84214217. The reversal of 84214191 is 19141248.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84214191 - 2⁵ = 84214159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84214111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264666 + ... + 264983.

It is an arithmetic number, because the mean of its divisors is an integer number (14300550).

Almost surely, 2^84214191 is an apocalyptic number.

84214191 is a deficient number, since it is larger than the sum of its proper divisors (30190209).

84214191 is a wasteful number, since it uses less digits than its factorization.

84214191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529705.

The product of its digits is 2304, while the sum is 30.

The square root of 84214191 is about 9176.8290275018. The cubic root of 84214191 is about 438.3238415283.

The spelling of 84214191 in words is "eighty-four million, two hundred fourteen thousand, one hundred ninety-one".