546656 has 24 divisors (see below), whose sum is σ = 1174824. Its totient is φ = 248320.

The previous prime is 546643. The next prime is 546661. The reversal of 546656 is 656645.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 546656.

It is an unprimeable number.

546656 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425 + ... + 1128.

It is an arithmetic number, because the mean of its divisors is an integer number (48951).

546656 is a Friedman number, since it can be written as 6^6+5*(6+4)^5, using all its digits and the basic arithmetic operations.

2⁵⁴⁶⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

546656 is an abundant number, since it is smaller than the sum of its proper divisors (628168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

546656 is a wasteful number, since it uses less digits than its factorization.

546656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574 (or 1566 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 546656 is about 739.3618870350. The cubic root of 546656 is about 81.7657402817.

The spelling of 546656 in words is "five hundred forty-six thousand, six hundred fifty-six".