84223422 has 32 divisors (see below), whose sum is σ = 189964800. Its totient is φ = 27654264.

The previous prime is 84223417. The next prime is 84223439. The reversal of 84223422 is 22432248.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8022 + ... + 15257.

It is an arithmetic number, because the mean of its divisors is an integer number (5936400).

Almost surely, 2^84223422 is an apocalyptic number.

84223422 is an abundant number, since it is smaller than the sum of its proper divisors (105741378).

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

84223422 is a wasteful number, since it uses less digits than its factorization.

84223422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23357 (or 23351 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 84223422 is about 9177.3319652282. The cubic root of 84223422 is about 438.3398563254.

The spelling of 84223422 in words is "eighty-four million, two hundred twenty-three thousand, four hundred twenty-two".