546660 has 36 divisors (see below), whose sum is σ = 1658748. Its totient is φ = 145728.

The previous prime is 546643. The next prime is 546661. The reversal of 546660 is 66645.

It can be written as a sum of positive squares in 2 ways, for example, as 338724 + 207936 = 582^2 + 456^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 546660.

It is not an unprimeable number, because it can be changed into a prime (546661) by changing a digit.

546660 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1339 + ... + 1698.

2⁵⁴⁶⁶⁶⁰ is an apocalyptic number.

It is an amenable number.

546660 is an abundant number, since it is smaller than the sum of its proper divisors (1112088).

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

546660 is a wasteful number, since it uses less digits than its factorization.

546660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052 (or 3047 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 546660 is about 739.3645920654. The cubic root of 546660 is about 81.7659397137.

It can be divided in two parts, 5 and 46660, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 546660 in words is "five hundred forty-six thousand, six hundred sixty".