8971822 has 8 divisors (see below), whose sum is σ = 13482000. Its totient is φ = 4477824.

The previous prime is 8971813. The next prime is 8971849. The reversal of 8971822 is 2281798.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2547 + ... + 4942.

It is an arithmetic number, because the mean of its divisors is an integer number (1685250).

Almost surely, 2^8971822 is an apocalyptic number.

8971822 is a deficient number, since it is larger than the sum of its proper divisors (4510178).

8971822 is a wasteful number, since it uses less digits than its factorization.

8971822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8090.

The product of its digits is 16128, while the sum is 37.

The square root of 8971822 is about 2995.2999849765. The cubic root of 8971822 is about 207.7910716443.

The spelling of 8971822 in words is "eight million, nine hundred seventy-one thousand, eight hundred twenty-two".