546423 has 4 divisors (see below), whose sum is σ = 728568. Its totient is φ = 364280.

The previous prime is 546391. The next prime is 546461. The reversal of 546423 is 324645.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 546423 - 2⁵ = 546391 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 546393 and 546402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546323) 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 3 ways as a sum of consecutive naturals, for example, 91068 + ... + 91073.

It is an arithmetic number, because the mean of its divisors is an integer number (182142).

2⁵⁴⁶⁴²³ is an apocalyptic number.

546423 is a deficient number, since it is larger than the sum of its proper divisors (182145).

546423 is a wasteful number, since it uses less digits than its factorization.

546423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182144.

The product of its digits is 2880, while the sum is 24.

The square root of 546423 is about 739.2043019355. The cubic root of 546423 is about 81.7541216862.

It can be divided in two parts, 54642 and 3, that added together give a palindrome (54645).

The spelling of 546423 in words is "five hundred forty-six thousand, four hundred twenty-three".