8223946 has 4 divisors (see below), whose sum is σ = 12335922. Its totient is φ = 4111972.

The previous prime is 8223899. The next prime is 8223967. The reversal of 8223946 is 6493228.

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., 8059921 + 164025 = 2839^2 + 405^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2055985 + ... + 2055988.

Almost surely, 2^8223946 is an apocalyptic number.

8223946 is a deficient number, since it is larger than the sum of its proper divisors (4111976).

8223946 is a wasteful number, since it uses less digits than its factorization.

8223946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111975.

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

The square root of 8223946 is about 2867.7423175732. The cubic root of 8223946 is about 201.8490687073.

The spelling of 8223946 in words is "eight million, two hundred twenty-three thousand, nine hundred forty-six".