5223444 has 12 divisors (see below), whose sum is σ = 12188064. Its totient is φ = 1741144.

The previous prime is 5223431. The next prime is 5223457. The reversal of 5223444 is 4443225.

It is an interprime number because it is at equal distance from previous prime (5223431) and next prime (5223457).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×5223444² = 54568734442272, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5² + 2¹⁸ + 2²² + 3¹¹ + 4⁸ + 4⁹ + 4⁹ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217632 + ... + 217655.

It is an arithmetic number, because the mean of its divisors is an integer number (1015672).

Almost surely, 2^5223444 is an apocalyptic number.

It is an amenable number.

5223444 is an abundant number, since it is smaller than the sum of its proper divisors (6964620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5223444 is a wasteful number, since it uses less digits than its factorization.

5223444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435294 (or 435292 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 5223444 is about 2285.4855064078. The cubic root of 5223444 is about 173.5077911497.

Adding to 5223444 its reverse (4443225), we get a palindrome (9666669).

The spelling of 5223444 in words is "five million, two hundred twenty-three thousand, four hundred forty-four".