2144419 has 2 divisors, whose sum is σ = 2144420. Its totient is φ = 2144418.

The previous prime is 2144407. The next prime is 2144437. The reversal of 2144419 is 9144412.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2144419 is a prime.

It is a super-2 number, since 2×2144419² = 9197065695122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2144393 and 2144402.

It is not a weakly prime, because it can be changed into another prime (2144449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072209 + 1072210.

It is an arithmetic number, because the mean of its divisors is an integer number (1072210).

2^2144419 is an apocalyptic number.

2144419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144419 is an equidigital number, since it uses as much as digits as its factorization.

2144419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

The square root of 2144419 is about 1464.3834880249. The cubic root of 2144419 is about 128.9545139394.

The spelling of 2144419 in words is "two million, one hundred forty-four thousand, four hundred nineteen".