84089422 has 24 divisors (see below), whose sum is σ = 132482088. Its totient is φ = 40019760.

The previous prime is 84089407. The next prime is 84089431. The reversal of 84089422 is 22498048.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 128448 + ... + 129100.

It is an arithmetic number, because the mean of its divisors is an integer number (5520087).

Almost surely, 2^84089422 is an apocalyptic number.

84089422 is a deficient number, since it is larger than the sum of its proper divisors (48392666).

84089422 is a wasteful number, since it uses less digits than its factorization.

84089422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 753 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 84089422 is about 9170.0284623331. The cubic root of 84089422 is about 438.1072657645.

The spelling of 84089422 in words is "eighty-four million, eighty-nine thousand, four hundred twenty-two".