563722623 has 24 divisors (see below), whose sum is σ = 823804800. Its totient is φ = 371440080.

The previous prime is 563722597. The next prime is 563722633. The reversal of 563722623 is 326227365.

It is a happy number.

563722623 is a `hidden beast` number, since 5 + 6 + 3 + 7 + 22 + 623 = 666.

It is not a de Polignac number, because 563722623 - 2¹⁴ = 563706239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563722633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290968 + ... + 292898.

It is an arithmetic number, because the mean of its divisors is an integer number (34325200).

Almost surely, 2^563722623 is an apocalyptic number.

563722623 is a deficient number, since it is larger than the sum of its proper divisors (260082177).

563722623 is a wasteful number, since it uses less digits than its factorization.

563722623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299 (or 2296 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 563722623 is about 23742.8436165511. The cubic root of 563722623 is about 826.0794553111.

Adding to 563722623 its reverse (326227365), we get a palindrome (889949988).

The spelling of 563722623 in words is "five hundred sixty-three million, seven hundred twenty-two thousand, six hundred twenty-three".