8426228 has 12 divisors (see below), whose sum is σ = 14892612. Its totient is φ = 4171200.

The previous prime is 8426227. The next prime is 8426261. The reversal of 8426228 is 8226248.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8168164 + 258064 = 2858^2 + 508^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8426194 and 8426203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8426221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10025 + ... + 10832.

It is an arithmetic number, because the mean of its divisors is an integer number (1241051).

Almost surely, 2^8426228 is an apocalyptic number.

It is an amenable number.

8426228 is a deficient number, since it is larger than the sum of its proper divisors (6466384).

8426228 is a wasteful number, since it uses less digits than its factorization.

8426228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20962 (or 20960 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

The square root of 8426228 is about 2902.7965826079. The cubic root of 8426228 is about 203.4906233166.

The spelling of 8426228 in words is "eight million, four hundred twenty-six thousand, two hundred twenty-eight".