563291328 has 224 divisors, whose sum is σ = 1720535040. Its totient is φ = 161464320.

The previous prime is 563291317. The next prime is 563291353. The reversal of 563291328 is 823192365.

It is a super-3 number, since 3×563291328³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1922350 + ... + 1922642.

It is an arithmetic number, because the mean of its divisors is an integer number (7680960).

Almost surely, 2^563291328 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 563291328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860267520).

563291328 is an abundant number, since it is smaller than the sum of its proper divisors (1157243712).

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

563291328 is a wasteful number, since it uses less digits than its factorization.

563291328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375 (or 365 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 563291328 is about 23733.7592471146. The cubic root of 563291328 is about 825.8687282472.

The spelling of 563291328 in words is "five hundred sixty-three million, two hundred ninety-one thousand, three hundred twenty-eight".