2844423 has 16 divisors (see below), whose sum is σ = 4462560. Its totient is φ = 1784448.

The previous prime is 2844421. The next prime is 2844427. The reversal of 2844423 is 3244482.

It is a happy number.

It is not a de Polignac number, because 2844423 - 2¹ = 2844421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2844421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2640 + ... + 3557.

It is an arithmetic number, because the mean of its divisors is an integer number (278910).

2^2844423 is an apocalyptic number.

2844423 is a deficient number, since it is larger than the sum of its proper divisors (1618137).

2844423 is a wasteful number, since it uses less digits than its factorization.

2844423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6223 (or 6217 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 2844423 is about 1686.5417279154. The cubic root of 2844423 is about 141.6874531590.

Multiplying 2844423 by its sum of digits (27), we get a triangular number (76799421 = T₁₂₃₉₃).

The spelling of 2844423 in words is "two million, eight hundred forty-four thousand, four hundred twenty-three".