4219423 has 6 divisors (see below), whose sum is σ = 4569144. Its totient is φ = 3894696.

The previous prime is 4219363. The next prime is 4219427. The reversal of 4219423 is 3249124.

It is not a de Polignac number, because 4219423 - 2¹⁷ = 4088351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4219427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12315 + ... + 12652.

It is an arithmetic number, because the mean of its divisors is an integer number (761524).

Almost surely, 2^4219423 is an apocalyptic number.

4219423 is a deficient number, since it is larger than the sum of its proper divisors (349721).

4219423 is a wasteful number, since it uses less digits than its factorization.

4219423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24993 (or 24980 counting only the distinct ones).

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

The square root of 4219423 is about 2054.1234140139. The cubic root of 4219423 is about 161.5911935003.

Subtracting from 4219423 its reverse (3249124), we obtain a cube (970299 = 99³).

The spelling of 4219423 in words is "four million, two hundred nineteen thousand, four hundred twenty-three".