546591 has 8 divisors (see below), whose sum is σ = 733824. Its totient is φ = 361880.

The previous prime is 546587. The next prime is 546599. The reversal of 546591 is 195645.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 546591 - 2² = 546587 is a prime.

546591 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546599) 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 7 ways as a sum of consecutive naturals, for example, 45 + ... + 1046.

It is an arithmetic number, because the mean of its divisors is an integer number (91728).

2⁵⁴⁶⁵⁹¹ is an apocalyptic number.

546591 is a deficient number, since it is larger than the sum of its proper divisors (187233).

546591 is a wasteful number, since it uses less digits than its factorization.

546591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261.

The product of its digits is 5400, while the sum is 30.

The square root of 546591 is about 739.3179289047. The cubic root of 546591 is about 81.7624993747.

The spelling of 546591 in words is "five hundred forty-six thousand, five hundred ninety-one".