8663494 has 32 divisors (see below), whose sum is σ = 15451200. Its totient is φ = 3640896.

The previous prime is 8663471. The next prime is 8663497. The reversal of 8663494 is 4943668.

It is a super-2 number, since 2×8663494² = 150112256576072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8663497) 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, 49992 + ... + 50164.

It is an arithmetic number, because the mean of its divisors is an integer number (482850).

Almost surely, 2^8663494 is an apocalyptic number.

8663494 is a deficient number, since it is larger than the sum of its proper divisors (6787706).

8663494 is a wasteful number, since it uses less digits than its factorization.

8663494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 255 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 8663494 is about 2943.3813888112. The cubic root of 8663494 is about 205.3829368223.

The spelling of 8663494 in words is "eight million, six hundred sixty-three thousand, four hundred ninety-four".