546506 has 4 divisors (see below), whose sum is σ = 819762. Its totient is φ = 273252.

The previous prime is 546479. The next prime is 546509. The reversal of 546506 is 605645.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 434281 + 112225 = 659^2 + 335^2 .

It is a d-powerful number, because it can be written as 5 + 4⁹ + 5⁵ + 6⁴ + 0 + 6⁷ .

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 as a sum of consecutive naturals, namely, 136625 + ... + 136628.

2⁵⁴⁶⁵⁰⁶ is an apocalyptic number.

546506 is a deficient number, since it is larger than the sum of its proper divisors (273256).

546506 is a wasteful number, since it uses less digits than its factorization.

546506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273255.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 546506 is about 739.2604412519. The cubic root of 546506 is about 81.7582608778.

The spelling of 546506 in words is "five hundred forty-six thousand, five hundred six".