563426590 has 16 divisors (see below), whose sum is σ = 1014631920. Its totient is φ = 225267520.

The previous prime is 563426579. The next prime is 563426599. The reversal of 563426590 is 95624365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563426599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12426 + ... + 35794.

It is an arithmetic number, because the mean of its divisors is an integer number (63414495).

Almost surely, 2^563426590 is an apocalyptic number.

563426590 is a deficient number, since it is larger than the sum of its proper divisors (451205330).

563426590 is a wasteful number, since it uses less digits than its factorization.

563426590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25787.

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 563426590 is about 23736.6086457185. The cubic root of 563426590 is about 825.9348276822.

The spelling of 563426590 in words is "five hundred sixty-three million, four hundred twenty-six thousand, five hundred ninety".