545964 has 12 divisors (see below), whose sum is σ = 1273944. Its totient is φ = 181984.

The previous prime is 545959. The next prime is 546001. The reversal of 545964 is 469545.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22737 + ... + 22760.

It is an arithmetic number, because the mean of its divisors is an integer number (106162).

2⁵⁴⁵⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

545964 is an abundant number, since it is smaller than the sum of its proper divisors (727980).

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

545964 is a wasteful number, since it uses less digits than its factorization.

545964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45504 (or 45502 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 545964 is about 738.8937677366. The cubic root of 545964 is about 81.7312238860.

The spelling of 545964 in words is "five hundred forty-five thousand, nine hundred sixty-four".