563022838 has 16 divisors (see below), whose sum is σ = 984880800. Its totient is φ = 241295208.

The previous prime is 563022799. The next prime is 563022851. The reversal of 563022838 is 838220365.

It is a super-2 number, since 2×563022838² = 633989432219148488, which contains 22 as substring.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 563022797 and 563022806.

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, 409681 + ... + 411052.

It is an arithmetic number, because the mean of its divisors is an integer number (61555050).

Almost surely, 2^563022838 is an apocalyptic number.

563022838 is a deficient number, since it is larger than the sum of its proper divisors (421857962).

563022838 is an equidigital number, since it uses as much as digits as its factorization.

563022838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820756 (or 820742 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 563022838 is about 23728.1022840007. The cubic root of 563022838 is about 825.7374919915.

The spelling of 563022838 in words is "five hundred sixty-three million, twenty-two thousand, eight hundred thirty-eight".