8243229854 has 16 divisors (see below), whose sum is σ = 12908594592. Its totient is φ = 3940535808.

The previous prime is 8243229829. The next prime is 8243229901. The reversal of 8243229854 is 4589223428.

It is a super-2 number, since 2×8243229854² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8243229799 and 8243229808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57422 + ... + 140654.

It is an arithmetic number, because the mean of its divisors is an integer number (806787162).

Almost surely, 2^8243229854 is an apocalyptic number.

8243229854 is a deficient number, since it is larger than the sum of its proper divisors (4665364738).

8243229854 is a wasteful number, since it uses less digits than its factorization.

8243229854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85411.

The product of its digits is 1105920, while the sum is 47.

The square root of 8243229854 is about 90792.2345467937. The cubic root of 8243229854 is about 2020.0671361211.

The spelling of 8243229854 in words is "eight billion, two hundred forty-three million, two hundred twenty-nine thousand, eight hundred fifty-four".