9897603 has 4 divisors (see below), whose sum is σ = 13196808. Its totient is φ = 6598400.

The previous prime is 9897599. The next prime is 9897617. The reversal of 9897603 is 3067989.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9897603 - 2² = 9897599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9897653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1649598 + ... + 1649603.

It is an arithmetic number, because the mean of its divisors is an integer number (3299202).

Almost surely, 2^9897603 is an apocalyptic number.

9897603 is a deficient number, since it is larger than the sum of its proper divisors (3299205).

9897603 is a wasteful number, since it uses less digits than its factorization.

9897603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299204.

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

The square root of 9897603 is about 3146.0456131468. The cubic root of 9897603 is about 214.7055858454.

The spelling of 9897603 in words is "nine million, eight hundred ninety-seven thousand, six hundred three".