8607422538 has 96 divisors (see below), whose sum is σ = 22174326720. Its totient is φ = 2378603520.

The previous prime is 8607422497. The next prime is 8607422561. The reversal of 8607422538 is 8352247068.

8607422538 is a `hidden beast` number, since 8 + 607 + 4 + 2 + 2 + 5 + 38 = 666.

It is a super-2 number, since 2×8607422538² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8607422493 and 8607422502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 193498 + ... + 233786.

It is an arithmetic number, because the mean of its divisors is an integer number (230982570).

Almost surely, 2^8607422538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8607422538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11087163360).

8607422538 is an abundant number, since it is smaller than the sum of its proper divisors (13566904182).

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

8607422538 is a wasteful number, since it uses less digits than its factorization.

8607422538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40404 (or 40401 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 8607422538 is about 92776.1959664223. The cubic root of 8607422538 is about 2049.3888749843.

The spelling of 8607422538 in words is "eight billion, six hundred seven million, four hundred twenty-two thousand, five hundred thirty-eight".