2609219 has 2 divisors, whose sum is σ = 2609220. Its totient is φ = 2609218.

The previous prime is 2609209. The next prime is 2609231. The reversal of 2609219 is 9129062.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2609219 is a prime.

It is a super-2 number, since 2×2609219² = 13616047579922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2609191 and 2609200.

It is not a weakly prime, because it can be changed into another prime (2609209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1304609 + 1304610.

It is an arithmetic number, because the mean of its divisors is an integer number (1304610).

2^2609219 is an apocalyptic number.

2609219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2609219 is an equidigital number, since it uses as much as digits as its factorization.

2609219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 2609219 is about 1615.3077106236. The cubic root of 2609219 is about 137.6692175584.

The spelling of 2609219 in words is "two million, six hundred nine thousand, two hundred nineteen".