8607663 has 12 divisors (see below), whose sum is σ = 12737088. Its totient is φ = 5598240.

The previous prime is 8607659. The next prime is 8607667. The reversal of 8607663 is 3667068.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (8607659) and next prime (8607667).

It is not a de Polignac number, because 8607663 - 2² = 8607659 is a prime.

8607663 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8607667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11295 + ... + 12032.

It is an arithmetic number, because the mean of its divisors is an integer number (1061424).

Almost surely, 2^8607663 is an apocalyptic number.

8607663 is a deficient number, since it is larger than the sum of its proper divisors (4129425).

8607663 is a wasteful number, since it uses less digits than its factorization.

8607663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23374 (or 23371 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 8607663 is about 2933.8818994636. The cubic root of 8607663 is about 204.9407959116.

The spelling of 8607663 in words is "eight million, six hundred seven thousand, six hundred sixty-three".