2642203 has 2 divisors, whose sum is σ = 2642204. Its totient is φ = 2642202.

The previous prime is 2642201. The next prime is 2642231. The reversal of 2642203 is 3022462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2642203 - 2¹ = 2642201 is a prime.

Together with 2642201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2642201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321101 + 1321102.

It is an arithmetic number, because the mean of its divisors is an integer number (1321102).

2^2642203 is an apocalyptic number.

2642203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642203 is an equidigital number, since it uses as much as digits as its factorization.

2642203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2642203 is about 1625.4854659455. The cubic root of 2642203 is about 138.2468975037.

Adding to 2642203 its reverse (3022462), we get a palindrome (5664665).

The spelling of 2642203 in words is "two million, six hundred forty-two thousand, two hundred three".