2212803 has 12 divisors (see below), whose sum is σ = 3257280. Its totient is φ = 1447056.

The previous prime is 2212783. The next prime is 2212817. The reversal of 2212803 is 3082122.

It is a happy number.

It is not a de Polignac number, because 2212803 - 2⁸ = 2212547 is a prime.

2212803 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2212883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1843 + ... + 2796.

It is an arithmetic number, because the mean of its divisors is an integer number (271440).

2^2212803 is an apocalyptic number.

2212803 is a deficient number, since it is larger than the sum of its proper divisors (1044477).

2212803 is a wasteful number, since it uses less digits than its factorization.

2212803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4698 (or 4695 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2212803 is about 1487.5493269132. The cubic root of 2212803 is about 130.3109518820.

Adding to 2212803 its reverse (3082122), we get a palindrome (5294925).

The spelling of 2212803 in words is "two million, two hundred twelve thousand, eight hundred three".