8223545506 has 24 divisors (see below), whose sum is σ = 13564116720. Its totient is φ = 3736469880.

The previous prime is 8223545503. The next prime is 8223545509. The reversal of 8223545506 is 6055453228.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (8223545503) and next prime (8223545509).

It is not an unprimeable number, because it can be changed into a prime (8223545503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 783465 + ... + 793891.

It is an arithmetic number, because the mean of its divisors is an integer number (565171530).

Almost surely, 2^8223545506 is an apocalyptic number.

8223545506 is a deficient number, since it is larger than the sum of its proper divisors (5340571214).

8223545506 is a wasteful number, since it uses less digits than its factorization.

8223545506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13710 (or 13699 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The square root of 8223545506 is about 90683.7664965456. The cubic root of 8223545506 is about 2018.4579207051.

The spelling of 8223545506 in words is "eight billion, two hundred twenty-three million, five hundred forty-five thousand, five hundred six".