5223439 has 16 divisors (see below), whose sum is σ = 5870592. Its totient is φ = 4616928.

The previous prime is 5223431. The next prime is 5223457. The reversal of 5223439 is 9343225.

It is a cyclic number.

It is not a de Polignac number, because 5223439 - 2³ = 5223431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5223431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50662 + ... + 50764.

It is an arithmetic number, because the mean of its divisors is an integer number (366912).

Almost surely, 2^5223439 is an apocalyptic number.

5223439 is the 1222-nd nonagonal number.

5223439 is a deficient number, since it is larger than the sum of its proper divisors (647153).

5223439 is a wasteful number, since it uses less digits than its factorization.

5223439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246.

The product of its digits is 6480, while the sum is 28.

The square root of 5223439 is about 2285.4844125480. The cubic root of 5223439 is about 173.5077357878.

The spelling of 5223439 in words is "five million, two hundred twenty-three thousand, four hundred thirty-nine".