8997603 has 8 divisors (see below), whose sum is σ = 12020928. Its totient is φ = 5986344.

The previous prime is 8997601. The next prime is 8997613. The reversal of 8997603 is 3067998.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8997603 - 2¹ = 8997601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8997601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1101 + ... + 4382.

It is an arithmetic number, because the mean of its divisors is an integer number (1502616).

Almost surely, 2^8997603 is an apocalyptic number.

8997603 is a deficient number, since it is larger than the sum of its proper divisors (3023325).

8997603 is a wasteful number, since it uses less digits than its factorization.

8997603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6033.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 8997603 is about 2999.6004733964. The cubic root of 8997603 is about 207.9899141436.

The spelling of 8997603 in words is "eight million, nine hundred ninety-seven thousand, six hundred three".