5423939 has 4 divisors (see below), whose sum is σ = 5428920. Its totient is φ = 5418960.

The previous prime is 5423921. The next prime is 5423947. The reversal of 5423939 is 9393245.

5423939 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5423939 - 2¹⁶ = 5358403 is a prime.

It is a super-2 number, since 2×5423939² = 58838228551442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5423899 and 5423908.

It is not an unprimeable number, because it can be changed into a prime (5423909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77 + ... + 3294.

It is an arithmetic number, because the mean of its divisors is an integer number (1357230).

Almost surely, 2^5423939 is an apocalyptic number.

5423939 is a deficient number, since it is larger than the sum of its proper divisors (4981).

5423939 is a wasteful number, since it uses less digits than its factorization.

5423939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4980.

The product of its digits is 29160, while the sum is 35.

The square root of 5423939 is about 2328.9351644045. The cubic root of 5423939 is about 175.6999342090.

The spelling of 5423939 in words is "five million, four hundred twenty-three thousand, nine hundred thirty-nine".