2266619 has 2 divisors, whose sum is σ = 2266620. Its totient is φ = 2266618.

The previous prime is 2266601. The next prime is 2266631. The reversal of 2266619 is 9166622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2266619 - 2¹⁶ = 2201083 is a prime.

It is a super-2 number, since 2×2266619² = 10275123382322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2266639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133309 + 1133310.

It is an arithmetic number, because the mean of its divisors is an integer number (1133310).

2^2266619 is an apocalyptic number.

2266619 is a deficient number, since it is larger than the sum of its proper divisors (1).

2266619 is an equidigital number, since it uses as much as digits as its factorization.

2266619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 2266619 is about 1505.5294749689. The cubic root of 2266619 is about 131.3589016044.

The spelling of 2266619 in words is "two million, two hundred sixty-six thousand, six hundred nineteen".