573285440 has 112 divisors (see below), whose sum is σ = 1680252672. Its totient is φ = 181426176.

The previous prime is 573285421. The next prime is 573285451. The reversal of 573285440 is 44582375.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 573285394 and 573285403.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19277 + ... + 38963.

It is an arithmetic number, because the mean of its divisors is an integer number (15002256).

Almost surely, 2^573285440 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 573285440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (840126336).

573285440 is an abundant number, since it is smaller than the sum of its proper divisors (1106967232).

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

573285440 is a wasteful number, since it uses less digits than its factorization.

573285440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19724 (or 19714 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 573285440 is about 23943.3798783714. The cubic root of 573285440 is about 830.7244074863.

The spelling of 573285440 in words is "five hundred seventy-three million, two hundred eighty-five thousand, four hundred forty".