8229642892 has 48 divisors (see below), whose sum is σ = 14976783360. Its totient is φ = 3954097728.

The previous prime is 8229642851. The next prime is 8229642901. The reversal of 8229642892 is 2982469228.

It is a super-2 number, since 2×8229642892² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3839173 + ... + 3841315.

It is an arithmetic number, because the mean of its divisors is an integer number (312016320).

Almost surely, 2^8229642892 is an apocalyptic number.

It is an amenable number.

8229642892 is a deficient number, since it is larger than the sum of its proper divisors (6747140468).

8229642892 is a wasteful number, since it uses less digits than its factorization.

8229642892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2542 (or 2540 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 52.

The square root of 8229642892 is about 90717.3792169946. The cubic root of 8229642892 is about 2018.9566624598.

The spelling of 8229642892 in words is "eight billion, two hundred twenty-nine million, six hundred forty-two thousand, eight hundred ninety-two".