8866042 has 4 divisors (see below), whose sum is σ = 13299066. Its totient is φ = 4433020.

The previous prime is 8866019. The next prime is 8866057. The reversal of 8866042 is 2406688.

8866042 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 can be written as a sum of positive squares in only one way, i.e., 8415801 + 450241 = 2901^2 + 671^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8865989 and 8866007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2216509 + ... + 2216512.

Almost surely, 2^8866042 is an apocalyptic number.

8866042 is a deficient number, since it is larger than the sum of its proper divisors (4433024).

8866042 is a wasteful number, since it uses less digits than its factorization.

8866042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4433023.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 8866042 is about 2977.5899650556. The cubic root of 8866042 is about 206.9712049688.

The spelling of 8866042 in words is "eight million, eight hundred sixty-six thousand, forty-two".