573227216 has 40 divisors (see below), whose sum is σ = 1190173824. Its totient is φ = 266493440.

The previous prime is 573227201. The next prime is 573227329. The reversal of 573227216 is 612722375.

It is a super-2 number, since 2×573227216² = 657178882326221312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9881 + ... + 35271.

Almost surely, 2^573227216 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 573227216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595086912).

573227216 is an abundant number, since it is smaller than the sum of its proper divisors (616946608).

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

573227216 is a wasteful number, since it uses less digits than its factorization.

573227216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25499 (or 25493 counting only the distinct ones).

The product of its digits is 35280, while the sum is 35.

The square root of 573227216 is about 23942.1639790559. The cubic root of 573227216 is about 830.6962831978.

The spelling of 573227216 in words is "five hundred seventy-three million, two hundred twenty-seven thousand, two hundred sixteen".