8985866 has 8 divisors (see below), whose sum is σ = 13499940. Its totient is φ = 4485888.

The previous prime is 8985863. The next prime is 8985881. The reversal of 8985866 is 6685898.

It can be written as a sum of positive squares in 2 ways, for example, as 8288641 + 697225 = 2879^2 + 835^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8985863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1751 + ... + 4586.

Almost surely, 2^8985866 is an apocalyptic number.

8985866 is a deficient number, since it is larger than the sum of its proper divisors (4514074).

8985866 is a wasteful number, since it uses less digits than its factorization.

8985866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7048.

The product of its digits is 829440, while the sum is 50.

The square root of 8985866 is about 2997.6434077455. The cubic root of 8985866 is about 207.8994367181.

Subtracting from 8985866 its reverse (6685898), we obtain a cube (2299968 = 132³).

The spelling of 8985866 in words is "eight million, nine hundred eighty-five thousand, eight hundred sixty-six".