5423439 has 16 divisors (see below), whose sum is σ = 8467200. Its totient is φ = 3023040.

The previous prime is 5423401. The next prime is 5423441. The reversal of 5423439 is 9343245.

It is not a de Polignac number, because 5423439 - 2⁷ = 5423311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5423479) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2289 + ... + 4010.

It is an arithmetic number, because the mean of its divisors is an integer number (529200).

Almost surely, 2^5423439 is an apocalyptic number.

5423439 is a deficient number, since it is larger than the sum of its proper divisors (3043761).

5423439 is a wasteful number, since it uses less digits than its factorization.

5423439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6350.

The product of its digits is 12960, while the sum is 30.

The square root of 5423439 is about 2328.8278167353. The cubic root of 5423439 is about 175.6945351397.

The spelling of 5423439 in words is "five million, four hundred twenty-three thousand, four hundred thirty-nine".