8543422 has 4 divisors (see below), whose sum is σ = 12815136. Its totient is φ = 4271710.

The previous prime is 8543413. The next prime is 8543443. The reversal of 8543422 is 2243458.

8543422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2135854 + ... + 2135857.

It is an arithmetic number, because the mean of its divisors is an integer number (3203784).

Almost surely, 2^8543422 is an apocalyptic number.

8543422 is a deficient number, since it is larger than the sum of its proper divisors (4271714).

8543422 is a wasteful number, since it uses less digits than its factorization.

8543422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4271713.

The product of its digits is 7680, while the sum is 28.

The square root of 8543422 is about 2922.9132727469. The cubic root of 8543422 is about 204.4296819269.

The spelling of 8543422 in words is "eight million, five hundred forty-three thousand, four hundred twenty-two".