546689856 has 28 divisors (see below), whose sum is σ = 1446450752. Its totient is φ = 182229888.

The previous prime is 546689849. The next prime is 546689873. The reversal of 546689856 is 658986645.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 546689796 and 546689805.

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, 1423480 + ... + 1423863.

Almost surely, 2^546689856 is an apocalyptic number.

It is an amenable number.

546689856 is an abundant number, since it is smaller than the sum of its proper divisors (899760896).

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

546689856 is a wasteful number, since it uses less digits than its factorization.

546689856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2847358 (or 2847348 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 57.

The square root of 546689856 is about 23381.3997870102. The cubic root of 546689856 is about 817.6742824374.

The spelling of 546689856 in words is "five hundred forty-six million, six hundred eighty-nine thousand, eight hundred fifty-six".