547487856 has 160 divisors (see below), whose sum is σ = 1679892480. Its totient is φ = 170118144.

The previous prime is 547487851. The next prime is 547487867. The reversal of 547487856 is 658784745.

547487856 is a `hidden beast` number, since 547 + 48 + 7 + 8 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547487851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 932395 + ... + 932981.

It is an arithmetic number, because the mean of its divisors is an integer number (10499328).

Almost surely, 2^547487856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 547487856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (839946240).

547487856 is an abundant number, since it is smaller than the sum of its proper divisors (1132404624).

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

547487856 is a wasteful number, since it uses less digits than its factorization.

547487856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748 (or 736 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 54.

The square root of 547487856 is about 23398.4584107586. The cubic root of 547487856 is about 818.0719404770.

The spelling of 547487856 in words is "five hundred forty-seven million, four hundred eighty-seven thousand, eight hundred fifty-six".