8408222 has 16 divisors (see below), whose sum is σ = 13333200. Its totient is φ = 3965760.

The previous prime is 8408189. The next prime is 8408227. The reversal of 8408222 is 2228048.

It is a super-3 number, since 3×8408222³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8408191 and 8408200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8408227) 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, 15272 + ... + 15812.

It is an arithmetic number, because the mean of its divisors is an integer number (833325).

Almost surely, 2^8408222 is an apocalyptic number.

8408222 is a deficient number, since it is larger than the sum of its proper divisors (4924978).

8408222 is a wasteful number, since it uses less digits than its factorization.

8408222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971.

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 8408222 is about 2899.6934320717. The cubic root of 8408222 is about 203.3455736308.

The spelling of 8408222 in words is "eight million, four hundred eight thousand, two hundred twenty-two".