9812203 has 4 divisors (see below), whose sum is σ = 9818928. Its totient is φ = 9805480.

The previous prime is 9812197. The next prime is 9812207. The reversal of 9812203 is 3022189.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9812203 - 2¹⁷ = 9681131 is a prime.

It is a Duffinian number.

9812203 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9812207) 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, 151 + ... + 4432.

It is an arithmetic number, because the mean of its divisors is an integer number (2454732).

Almost surely, 2^9812203 is an apocalyptic number.

9812203 is a deficient number, since it is larger than the sum of its proper divisors (6725).

9812203 is a wasteful number, since it uses less digits than its factorization.

9812203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6724.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 9812203 is about 3132.4436148158. The cubic root of 9812203 is about 214.0862827892.

The spelling of 9812203 in words is "nine million, eight hundred twelve thousand, two hundred three".