8575663 has 2 divisors, whose sum is σ = 8575664. Its totient is φ = 8575662.

The previous prime is 8575657. The next prime is 8575703. The reversal of 8575663 is 3665758.

It is an a-pointer prime, because the next prime (8575703) can be obtained adding 8575663 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8575663 - 2¹⁷ = 8444591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8575603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4287831 + 4287832.

It is an arithmetic number, because the mean of its divisors is an integer number (4287832).

Almost surely, 2^8575663 is an apocalyptic number.

8575663 is a deficient number, since it is larger than the sum of its proper divisors (1).

8575663 is an equidigital number, since it uses as much as digits as its factorization.

8575663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The square root of 8575663 is about 2928.4232959052. The cubic root of 8575663 is about 204.6865167056.

The spelling of 8575663 in words is "eight million, five hundred seventy-five thousand, six hundred sixty-three".