546631 has 2 divisors, whose sum is σ = 546632. Its totient is φ = 546630.

The previous prime is 546619. The next prime is 546643. The reversal of 546631 is 136645.

546631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (546619) and next prime (546643).

It is a cyclic number.

It is not a de Polignac number, because 546631 - 2⁵ = 546599 is a prime.

It is a super-2 number, since 2×546631² = 597610900322, which contains 22 as substring.

546631 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 546596 and 546605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273315 + 273316.

It is an arithmetic number, because the mean of its divisors is an integer number (273316).

2⁵⁴⁶⁶³¹ is an apocalyptic number.

546631 is a deficient number, since it is larger than the sum of its proper divisors (1).

546631 is an equidigital number, since it uses as much as digits as its factorization.

546631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 25.

The square root of 546631 is about 739.3449803711. The cubic root of 546631 is about 81.7644938094.

The spelling of 546631 in words is "five hundred forty-six thousand, six hundred thirty-one".