8422242 has 16 divisors (see below), whose sum is σ = 17835552. Its totient is φ = 2642240.

The previous prime is 8422241. The next prime is 8422243. The reversal of 8422242 is 2422248.

It is an interprime number because it is at equal distance from previous prime (8422241) and next prime (8422243).

It is a d-powerful number, because it can be written as 8³ + 4³ + 2 + 2⁵ + 2¹⁵ + 4⁴ + 2²³ .

It is not an unprimeable number, because it can be changed into a prime (8422241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41184 + ... + 41387.

It is an arithmetic number, because the mean of its divisors is an integer number (1114722).

Almost surely, 2^8422242 is an apocalyptic number.

8422242 is an abundant number, since it is smaller than the sum of its proper divisors (9413310).

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

8422242 is a wasteful number, since it uses less digits than its factorization.

8422242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82593.

The product of its digits is 2048, while the sum is 24.

The square root of 8422242 is about 2902.1099221084. The cubic root of 8422242 is about 203.4585313945.

The spelling of 8422242 in words is "eight million, four hundred twenty-two thousand, two hundred forty-two".