546399 has 32 divisors (see below), whose sum is σ = 960000. Its totient is φ = 306936.

The previous prime is 546391. The next prime is 546461. The reversal of 546399 is 993645.

It is not a de Polignac number, because 546399 - 2³ = 546391 is a prime.

546399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546391) 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 31 ways as a sum of consecutive naturals, for example, 9232 + ... + 9290.

It is an arithmetic number, because the mean of its divisors is an integer number (30000).

2⁵⁴⁶³⁹⁹ is an apocalyptic number.

546399 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

546399 is a deficient number, since it is larger than the sum of its proper divisors (413601).

546399 is an equidigital number, since it uses as much as digits as its factorization.

546399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 69 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 546399 is about 739.1880680855. The cubic root of 546399 is about 81.7529247333.

The spelling of 546399 in words is "five hundred forty-six thousand, three hundred ninety-nine".