8418226 has 4 divisors (see below), whose sum is σ = 12627342. Its totient is φ = 4209112.

The previous prime is 8418211. The next prime is 8418227. The reversal of 8418226 is 6228148.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5359225 + 3059001 = 2315^2 + 1749^2 .

It is not an unprimeable number, because it can be changed into a prime (8418227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104555 + ... + 2104558.

Almost surely, 2^8418226 is an apocalyptic number.

8418226 is a deficient number, since it is larger than the sum of its proper divisors (4209116).

8418226 is a wasteful number, since it uses less digits than its factorization.

8418226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209115.

The product of its digits is 6144, while the sum is 31.

The square root of 8418226 is about 2901.4179292201. The cubic root of 8418226 is about 203.4261876960.

The spelling of 8418226 in words is "eight million, four hundred eighteen thousand, two hundred twenty-six".