546691 has 2 divisors, whose sum is σ = 546692. Its totient is φ = 546690.

The previous prime is 546683. The next prime is 546709. The reversal of 546691 is 196645.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 546691 - 2³ = 546683 is a prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (546631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273345 + 273346.

It is an arithmetic number, because the mean of its divisors is an integer number (273346).

2⁵⁴⁶⁶⁹¹ is an apocalyptic number.

546691 is a deficient number, since it is larger than the sum of its proper divisors (1).

546691 is an equidigital number, since it uses as much as digits as its factorization.

546691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 31.

The square root of 546691 is about 739.3855557150. The cubic root of 546691 is about 81.7674852790.

The spelling of 546691 in words is "five hundred forty-six thousand, six hundred ninety-one".