546331 has 4 divisors (see below), whose sum is σ = 565200. Its totient is φ = 527464.

The previous prime is 546323. The next prime is 546341. The reversal of 546331 is 133645.

546331 = 123² + 124² + ... + 151².

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133645 = 5 ⋅26729.

It is a cyclic number.

It is not a de Polignac number, because 546331 - 2³ = 546323 is a prime.

It is a super-2 number, since 2×546331² = 596955123122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9391 + ... + 9448.

It is an arithmetic number, because the mean of its divisors is an integer number (141300).

2⁵⁴⁶³³¹ is an apocalyptic number.

546331 is a deficient number, since it is larger than the sum of its proper divisors (18869).

546331 is a wasteful number, since it uses less digits than its factorization.

546331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18868.

The product of its digits is 1080, while the sum is 22.

The square root of 546331 is about 739.1420702409. The cubic root of 546331 is about 81.7495331767.

Adding to 546331 its reverse (133645), we get a palindrome (679976).

Subtracting from 546331 its reverse (133645), we obtain a triangular number (412686 = T₉₀₈).

The spelling of 546331 in words is "five hundred forty-six thousand, three hundred thirty-one".