546505 has 8 divisors (see below), whose sum is σ = 678600. Its totient is φ = 422016.

The previous prime is 546479. The next prime is 546509. The reversal of 546505 is 505645.

It can be written as a sum of positive squares in 4 ways, for example, as 131769 + 414736 = 363^2 + 644^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546505 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 546505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1740 + ... + 2029.

It is an arithmetic number, because the mean of its divisors is an integer number (84825).

2⁵⁴⁶⁵⁰⁵ is an apocalyptic number.

It is an amenable number.

546505 is a deficient number, since it is larger than the sum of its proper divisors (132095).

546505 is a wasteful number, since it uses less digits than its factorization.

546505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 546505 is about 739.2597649000. The cubic root of 546505 is about 81.7582110105.

The spelling of 546505 in words is "five hundred forty-six thousand, five hundred five".