546556 has 12 divisors (see below), whose sum is σ = 966168. Its totient is φ = 270512.

The previous prime is 546547. The next prime is 546569. The reversal of 546556 is 655645.

It is a super-2 number, since 2×546556² = 597446922272, which contains 22 as substring.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211 + ... + 1066.

It is an arithmetic number, because the mean of its divisors is an integer number (80514).

2⁵⁴⁶⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

546556 is a deficient number, since it is larger than the sum of its proper divisors (419612).

546556 is a wasteful number, since it uses less digits than its factorization.

546556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388 (or 1386 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 546556 is about 739.2942580597. The cubic root of 546556 is about 81.7607541645.

The spelling of 546556 in words is "five hundred forty-six thousand, five hundred fifty-six".