546320 has 20 divisors (see below), whose sum is σ = 1270380. Its totient is φ = 218496.

The previous prime is 546317. The next prime is 546323. The reversal of 546320 is 23645.

It is an interprime number because it is at equal distance from previous prime (546317) and next prime (546323).

It can be written as a sum of positive squares in 2 ways, for example, as 246016 + 300304 = 496^2 + 548^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a d-powerful number, because it can be written as 5 + 4⁹ + 3⁷ + 6⁷ + 2¹¹ + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 546292 and 546301.

It is not an unprimeable number, because it can be changed into a prime (546323) 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, 3335 + ... + 3494.

It is an arithmetic number, because the mean of its divisors is an integer number (63519).

2⁵⁴⁶³²⁰ is an apocalyptic number.

It is an amenable number.

546320 is an abundant number, since it is smaller than the sum of its proper divisors (724060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

546320 is a wasteful number, since it uses less digits than its factorization.

546320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6842 (or 6836 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 546320 is about 739.1346291441. The cubic root of 546320 is about 81.7489845161.

Adding to 546320 its reverse (23645), we get a palindrome (569965).

The spelling of 546320 in words is "five hundred forty-six thousand, three hundred twenty".