546666 has 16 divisors (see below), whose sum is σ = 1101600. Its totient is φ = 180848.

The previous prime is 546661. The next prime is 546671. The reversal of 546666 is 666645.

546666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (546661) and next prime (546671).

546666 is a modest number, since divided by 666 gives 546 as remainder.

It is a congruent number.

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

546666 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 7 ways as a sum of consecutive naturals, for example, 820 + ... + 1328.

It is an arithmetic number, because the mean of its divisors is an integer number (68850).

2⁵⁴⁶⁶⁶⁶ is an apocalyptic number.

546666 is an abundant number, since it is smaller than the sum of its proper divisors (554934).

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

546666 is a wasteful number, since it uses less digits than its factorization.

546666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693.

The product of its digits is 25920, while the sum is 33.

The square root of 546666 is about 739.3686495923. The cubic root of 546666 is about 81.7662388600.

The spelling of 546666 in words is "five hundred forty-six thousand, six hundred sixty-six".