5644023 has 32 divisors (see below), whose sum is σ = 9580032. Its totient is φ = 2870400.

The previous prime is 5644021. The next prime is 5644027. The reversal of 5644023 is 3204465.

5644023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5644023 - 2¹ = 5644021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5643984 and 5644002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12013 + ... + 12473.

It is an arithmetic number, because the mean of its divisors is an integer number (299376).

Almost surely, 2^5644023 is an apocalyptic number.

5644023 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5644023 is a deficient number, since it is larger than the sum of its proper divisors (3936009).

5644023 is a wasteful number, since it uses less digits than its factorization.

5644023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 5644023 is about 2375.7152607162. The cubic root of 5644023 is about 178.0449219617.

Adding to 5644023 its reverse (3204465), we get a palindrome (8848488).

The spelling of 5644023 in words is "five million, six hundred forty-four thousand, twenty-three".