5402423 has 8 divisors (see below), whose sum is σ = 5854800. Its totient is φ = 4984824.

The previous prime is 5402393. The next prime is 5402429. The reversal of 5402423 is 3242045.

It is not a de Polignac number, because 5402423 - 2⁶ = 5402359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5402395 and 5402404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5402429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968 + ... + 3426.

It is an arithmetic number, because the mean of its divisors is an integer number (731850).

Almost surely, 2^5402423 is an apocalyptic number.

5402423 is a deficient number, since it is larger than the sum of its proper divisors (452377).

5402423 is an equidigital number, since it uses as much as digits as its factorization.

5402423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498 (or 2472 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 5402423 is about 2324.3112958466. The cubic root of 5402423 is about 175.4673007208.

Adding to 5402423 its reverse (3242045), we get a palindrome (8644468).

The spelling of 5402423 in words is "five million, four hundred two thousand, four hundred twenty-three".