2819423 has 2 divisors, whose sum is σ = 2819424. Its totient is φ = 2819422.

The previous prime is 2819413. The next prime is 2819449. The reversal of 2819423 is 3249182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2819423 - 2⁴ = 2819407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2819413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1409711 + 1409712.

It is an arithmetic number, because the mean of its divisors is an integer number (1409712).

2^2819423 is an apocalyptic number.

2819423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2819423 is an equidigital number, since it uses as much as digits as its factorization.

2819423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 2819423 is about 1679.1137543359. The cubic root of 2819423 is about 141.2711279644.

The spelling of 2819423 in words is "two million, eight hundred nineteen thousand, four hundred twenty-three".