563263305 has 32 divisors (see below), whose sum is σ = 997843968. Its totient is φ = 269016000.

The previous prime is 563263291. The next prime is 563263313. The reversal of 563263305 is 503362365.

563263305 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 563263305 - 2⁶ = 563263241 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 14421 + ... + 36530.

It is an arithmetic number, because the mean of its divisors is an integer number (31182624).

Almost surely, 2^563263305 is an apocalyptic number.

563263305 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

563263305 is a deficient number, since it is larger than the sum of its proper divisors (434580663).

563263305 is a wasteful number, since it uses less digits than its factorization.

563263305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51037.

The product of its (nonzero) digits is 48600, while the sum is 33.

The square root of 563263305 is about 23733.1688781755. The cubic root of 563263305 is about 825.8550327270.

The spelling of 563263305 in words is "five hundred sixty-three million, two hundred sixty-three thousand, three hundred five".