8406218122 has 8 divisors (see below), whose sum is σ = 12626673696. Its totient is φ = 4197326892.

The previous prime is 8406218113. The next prime is 8406218153. The reversal of 8406218122 is 2218126048.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8406218122² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2889268 + ... + 2892175.

It is an arithmetic number, because the mean of its divisors is an integer number (1578334212).

Almost surely, 2^8406218122 is an apocalyptic number.

8406218122 is a deficient number, since it is larger than the sum of its proper divisors (4220455574).

8406218122 is a wasteful number, since it uses less digits than its factorization.

8406218122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5782172.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 8406218122 is about 91685.4302602109. The cubic root of 8406218122 is about 2033.2941832887.

The spelling of 8406218122 in words is "eight billion, four hundred six million, two hundred eighteen thousand, one hundred twenty-two".