8913603 has 16 divisors (see below), whose sum is σ = 12574080. Its totient is φ = 5601024.

The previous prime is 8913589. The next prime is 8913623. The reversal of 8913603 is 3063198.

It is not a de Polignac number, because 8913603 - 2⁴ = 8913587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8913623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19900 + ... + 20342.

It is an arithmetic number, because the mean of its divisors is an integer number (785880).

Almost surely, 2^8913603 is an apocalyptic number.

8913603 is a deficient number, since it is larger than the sum of its proper divisors (3660477).

8913603 is a wasteful number, since it uses less digits than its factorization.

8913603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 8913603 is about 2985.5657755273. The cubic root of 8913603 is about 207.3406373039.

The spelling of 8913603 in words is "eight million, nine hundred thirteen thousand, six hundred three".