4389226 has 4 divisors (see below), whose sum is σ = 6583842. Its totient is φ = 2194612.

The previous prime is 4389223. The next prime is 4389227. The reversal of 4389226 is 6229834.

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., 3900625 + 488601 = 1975^2 + 699^2 .

It is a d-powerful number, because it can be written as 4⁷ + 3⁶ + 8⁷ + 9² + 2¹⁷ + 2²¹ + 6⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 4389191 and 4389200.

It is not an unprimeable number, because it can be changed into a prime (4389221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097305 + ... + 1097308.

Almost surely, 2^4389226 is an apocalyptic number.

4389226 is a deficient number, since it is larger than the sum of its proper divisors (2194616).

4389226 is a wasteful number, since it uses less digits than its factorization.

4389226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194615.

The product of its digits is 20736, while the sum is 34.

The square root of 4389226 is about 2095.0479708112. The cubic root of 4389226 is about 163.7303968142.

The spelling of 4389226 in words is "four million, three hundred eighty-nine thousand, two hundred twenty-six".