572066440 has 128 divisors (see below), whose sum is σ = 1515024000. Its totient is φ = 192153600.

The previous prime is 572066437. The next prime is 572066447. The reversal of 572066440 is 44660275.

It is a junction number, because it is equal to n+sod(n) for n = 572066396 and 572066405.

It is not an unprimeable number, because it can be changed into a prime (572066447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341926 + ... + 343594.

It is an arithmetic number, because the mean of its divisors is an integer number (11836125).

Almost surely, 2^572066440 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 572066440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (757512000).

572066440 is an abundant number, since it is smaller than the sum of its proper divisors (942957560).

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

572066440 is a wasteful number, since it uses less digits than its factorization.

572066440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751 (or 1747 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 572066440 is about 23917.9104438494. The cubic root of 572066440 is about 830.1351887020.

The spelling of 572066440 in words is "five hundred seventy-two million, sixty-six thousand, four hundred forty".