573442816 has 54 divisors (see below), whose sum is σ = 1164313500. Its totient is φ = 281875968.

The previous prime is 573442811. The next prime is 573442823. The reversal of 573442816 is 618244375.

It is not an unprimeable number, because it can be changed into a prime (573442811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1148935 + ... + 1149433.

Almost surely, 2^573442816 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 573442816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (582156750).

573442816 is an abundant number, since it is smaller than the sum of its proper divisors (590870684).

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

573442816 is an frugal number, since it uses more digits than its factorization.

573442816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 568 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 573442816 is about 23946.6660727543. Note that the first 3 decimals coincide. The cubic root of 573442816 is about 830.8004162329.

The spelling of 573442816 in words is "five hundred seventy-three million, four hundred forty-two thousand, eight hundred sixteen".