4423023 has 24 divisors (see below), whose sum is σ = 7138560. Its totient is φ = 2615760.

The previous prime is 4423021. The next prime is 4423031. The reversal of 4423023 is 3203244.

It is not a de Polignac number, because 4423023 - 2¹ = 4423021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4422987 and 4423005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4423021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3738 + ... + 4776.

It is an arithmetic number, because the mean of its divisors is an integer number (297440).

Almost surely, 2^4423023 is an apocalyptic number.

4423023 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4423023 is a deficient number, since it is larger than the sum of its proper divisors (2715537).

4423023 is a wasteful number, since it uses less digits than its factorization.

4423023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099 (or 1096 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4423023 is about 2103.0984285097. The cubic root of 4423023 is about 164.1495636398.

Adding to 4423023 its reverse (3203244), we get a palindrome (7626267).

It can be divided in two parts, 44230 and 23, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 4423023 in words is "four million, four hundred twenty-three thousand, twenty-three".