84422111 has 8 divisors (see below), whose sum is σ = 89114880. Its totient is φ = 79754328.

The previous prime is 84422087. The next prime is 84422141. The reversal of 84422111 is 11122448.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84422111 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84422141) 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, 920 + ... + 13026.

It is an arithmetic number, because the mean of its divisors is an integer number (11139360).

Almost surely, 2^84422111 is an apocalyptic number.

84422111 is a deficient number, since it is larger than the sum of its proper divisors (4692769).

84422111 is a wasteful number, since it uses less digits than its factorization.

84422111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12493.

The product of its digits is 512, while the sum is 23.

The square root of 84422111 is about 9188.1505756055. The cubic root of 84422111 is about 438.6842771878.

Adding to 84422111 its reverse (11122448), we get a palindrome (95544559).

The spelling of 84422111 in words is "eighty-four million, four hundred twenty-two thousand, one hundred eleven".