8426420886 has 32 divisors (see below), whose sum is σ = 18154338048. Its totient is φ = 2592012960.

The previous prime is 8426420881. The next prime is 8426420929. The reversal of 8426420886 is 6880246248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8426420881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305895 + ... + 332301.

It is an arithmetic number, because the mean of its divisors is an integer number (567323064).

Almost surely, 2^8426420886 is an apocalyptic number.

8426420886 is an abundant number, since it is smaller than the sum of its proper divisors (9727917162).

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

8426420886 is a wasteful number, since it uses less digits than its factorization.

8426420886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30516.

The product of its (nonzero) digits is 1179648, while the sum is 48.

The square root of 8426420886 is about 91795.5384863556. The cubic root of 8426420886 is about 2034.9217601578.

The spelling of 8426420886 in words is "eight billion, four hundred twenty-six million, four hundred twenty thousand, eight hundred eighty-six".