8223326646 has 12 divisors (see below), whose sum is σ = 16447097556. Its totient is φ = 2741034840.

The previous prime is 8223326641. The next prime is 8223326653. The reversal of 8223326646 is 6466233228.

It is a super-2 number, since 2×8223326646² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8223326598 and 8223326607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8223326641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203616 + ... + 240636.

It is an arithmetic number, because the mean of its divisors is an integer number (1370591463).

Almost surely, 2^8223326646 is an apocalyptic number.

8223326646 is an abundant number, since it is smaller than the sum of its proper divisors (8223770910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8223326646 is an frugal number, since it uses more digits than its factorization.

8223326646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74047 (or 37026 counting only the distinct ones).

The product of its digits is 497664, while the sum is 42.

The square root of 8223326646 is about 90682.5597675760. The cubic root of 8223326646 is about 2018.4400142510.

The spelling of 8223326646 in words is "eight billion, two hundred twenty-three million, three hundred twenty-six thousand, six hundred forty-six".