5404423 has 4 divisors (see below), whose sum is σ = 5410000. Its totient is φ = 5398848.

The previous prime is 5404403. The next prime is 5404433. The reversal of 5404423 is 3244045.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-5404423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5404394 and 5404403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5404403) 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, 915 + ... + 3412.

It is an arithmetic number, because the mean of its divisors is an integer number (1352500).

Almost surely, 2^5404423 is an apocalyptic number.

5404423 is a deficient number, since it is larger than the sum of its proper divisors (5577).

5404423 is a wasteful number, since it uses less digits than its factorization.

5404423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5576.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 5404423 is about 2324.7414910050. The cubic root of 5404423 is about 175.4889509633.

Adding to 5404423 its reverse (3244045), we get a palindrome (8648468).

The spelling of 5404423 in words is "five million, four hundred four thousand, four hundred twenty-three".