2269819 has 2 divisors, whose sum is σ = 2269820. Its totient is φ = 2269818.

The previous prime is 2269807. The next prime is 2269829. The reversal of 2269819 is 9189622.

2269819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2269819 - 2⁹ = 2269307 is a prime.

It is a super-2 number, since 2×2269819² = 10304156585522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2269829) 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 as a sum of consecutive naturals, namely, 1134909 + 1134910.

It is an arithmetic number, because the mean of its divisors is an integer number (1134910).

2^2269819 is an apocalyptic number.

2269819 is a deficient number, since it is larger than the sum of its proper divisors (1).

2269819 is an equidigital number, since it uses as much as digits as its factorization.

2269819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 37.

The square root of 2269819 is about 1506.5918491748. The cubic root of 2269819 is about 131.4206897898.

The spelling of 2269819 in words is "two million, two hundred sixty-nine thousand, eight hundred nineteen".