547542816 has 96 divisors (see below), whose sum is σ = 1465128000. Its totient is φ = 179020800.

The previous prime is 547542811. The next prime is 547542829. The reversal of 547542816 is 618245745.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (547542811) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1444515 + ... + 1444893.

It is an arithmetic number, because the mean of its divisors is an integer number (15261750).

Almost surely, 2^547542816 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 547542816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732564000).

547542816 is an abundant number, since it is smaller than the sum of its proper divisors (917585184).

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

547542816 is a wasteful number, since it uses less digits than its factorization.

547542816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642 (or 634 counting only the distinct ones).

The product of its digits is 268800, while the sum is 42.

The square root of 547542816 is about 23399.6328176320. The cubic root of 547542816 is about 818.0993138266.

The spelling of 547542816 in words is "five hundred forty-seven million, five hundred forty-two thousand, eight hundred sixteen".