8821043 has 16 divisors (see below), whose sum is σ = 11109120. Its totient is φ = 6804000.

The previous prime is 8821013. The next prime is 8821049. The reversal of 8821043 is 3401288.

It is not a de Polignac number, because 8821043 - 2¹⁸ = 8558899 is a prime.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (8821049) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7868 + ... + 8918.

It is an arithmetic number, because the mean of its divisors is an integer number (694320).

Almost surely, 2^8821043 is an apocalyptic number.

8821043 is a deficient number, since it is larger than the sum of its proper divisors (2288077).

8821043 is a wasteful number, since it uses less digits than its factorization.

8821043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 8821043 is about 2970.0240739765. The cubic root of 8821043 is about 206.6204547502.

The spelling of 8821043 in words is "eight million, eight hundred twenty-one thousand, forty-three".