2243419 has 2 divisors, whose sum is σ = 2243420. Its totient is φ = 2243418.

The previous prime is 2243399. The next prime is 2243429. The reversal of 2243419 is 9143422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2243419 - 2¹³ = 2235227 is a prime.

It is a super-2 number, since 2×2243419² = 10065857619122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2243393 and 2243402.

It is not a weakly prime, because it can be changed into another prime (2243429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121709 + 1121710.

It is an arithmetic number, because the mean of its divisors is an integer number (1121710).

2^2243419 is an apocalyptic number.

2243419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243419 is an equidigital number, since it uses as much as digits as its factorization.

2243419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 25.

The square root of 2243419 is about 1497.8047269254. The cubic root of 2243419 is about 130.9091886603.

It can be divided in two parts, 2243 and 419, that added together give a palindrome (2662).

The spelling of 2243419 in words is "two million, two hundred forty-three thousand, four hundred nineteen".