563250561 has 4 divisors (see below), whose sum is σ = 751000752. Its totient is φ = 375500372.

The previous prime is 563250559. The next prime is 563250581. The reversal of 563250561 is 165052365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 563250561 - 2¹ = 563250559 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (563250551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93875091 + ... + 93875096.

It is an arithmetic number, because the mean of its divisors is an integer number (187750188).

Almost surely, 2^563250561 is an apocalyptic number.

It is an amenable number.

563250561 is a deficient number, since it is larger than the sum of its proper divisors (187750191).

563250561 is a wasteful number, since it uses less digits than its factorization.

563250561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187750190.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 563250561 is about 23732.9003916504. The cubic root of 563250561 is about 825.8488042747.

The spelling of 563250561 in words is "five hundred sixty-three million, two hundred fifty thousand, five hundred sixty-one".