2146219 has 2 divisors, whose sum is σ = 2146220. Its totient is φ = 2146218.

The previous prime is 2146213. The next prime is 2146231. The reversal of 2146219 is 9126412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2146219 - 2⁷ = 2146091 is a prime.

It is a super-2 number, since 2×2146219² = 9212511991922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2146193 and 2146202.

It is not a weakly prime, because it can be changed into another prime (2146213) 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, 1073109 + 1073110.

It is an arithmetic number, because the mean of its divisors is an integer number (1073110).

2^2146219 is an apocalyptic number.

2146219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146219 is an equidigital number, since it uses as much as digits as its factorization.

2146219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 25.

The square root of 2146219 is about 1464.9979522170. The cubic root of 2146219 is about 128.9905848145.

The spelling of 2146219 in words is "two million, one hundred forty-six thousand, two hundred nineteen".