8347422 has 32 divisors (see below), whose sum is σ = 18057600. Its totient is φ = 2563488.

The previous prime is 8347373. The next prime is 8347433. The reversal of 8347422 is 2247438.

It is a self number, because there is not a number n which added to its sum of digits gives 8347422.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3229 + ... + 5207.

It is an arithmetic number, because the mean of its divisors is an integer number (564300).

Almost surely, 2^8347422 is an apocalyptic number.

8347422 is an abundant number, since it is smaller than the sum of its proper divisors (9710178).

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

8347422 is a wasteful number, since it uses less digits than its factorization.

8347422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040.

The product of its digits is 10752, while the sum is 30.

The square root of 8347422 is about 2889.1905440798. The cubic root of 8347422 is about 202.8542556810.

It can be divided in two parts, 834 and 7422, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 8347422 in words is "eight million, three hundred forty-seven thousand, four hundred twenty-two".