8563320234 has 24 divisors (see below), whose sum is σ = 21204412320. Its totient is φ = 2446662888.

The previous prime is 8563320211. The next prime is 8563320277. The reversal of 8563320234 is 4320233658.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33981304 + ... + 33981555.

It is an arithmetic number, because the mean of its divisors is an integer number (883517180).

Almost surely, 2^8563320234 is an apocalyptic number.

8563320234 is an abundant number, since it is smaller than the sum of its proper divisors (12641092086).

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

8563320234 is a wasteful number, since it uses less digits than its factorization.

8563320234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67962874 (or 67962871 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 8563320234 is about 92538.2095893367. The cubic root of 8563320234 is about 2045.8826926548.

The spelling of 8563320234 in words is "eight billion, five hundred sixty-three million, three hundred twenty thousand, two hundred thirty-four".