8622663 has 16 divisors (see below), whose sum is σ = 13263360. Its totient is φ = 4880736.

The previous prime is 8622611. The next prime is 8622683. The reversal of 8622663 is 3662268.

It is not a de Polignac number, because 8622663 - 2¹² = 8618567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8622683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406 + ... + 4172.

It is an arithmetic number, because the mean of its divisors is an integer number (828960).

Almost surely, 2^8622663 is an apocalyptic number.

8622663 is a deficient number, since it is larger than the sum of its proper divisors (4640697).

8622663 is a wasteful number, since it uses less digits than its factorization.

8622663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3886.

The product of its digits is 20736, while the sum is 33.

The square root of 8622663 is about 2936.4371268597. The cubic root of 8622663 is about 205.0597723780.

The spelling of 8622663 in words is "eight million, six hundred twenty-two thousand, six hundred sixty-three".