563958444 has 144 divisors (see below), whose sum is σ = 1588658400. Its totient is φ = 155151360.

The previous prime is 563958407. The next prime is 563958449. The reversal of 563958444 is 444859365.

It is a super-2 number, since 2×563958444² = 636098253117802272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 563958393 and 563958402.

It is not an unprimeable number, because it can be changed into a prime (563958449) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3592014 + ... + 3592170.

It is an arithmetic number, because the mean of its divisors is an integer number (11032350).

Almost surely, 2^563958444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563958444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (794329200).

563958444 is an abundant number, since it is smaller than the sum of its proper divisors (1024699956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563958444 is a wasteful number, since it uses less digits than its factorization.

563958444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 359 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 48.

The square root of 563958444 is about 23747.8092463284. The cubic root of 563958444 is about 826.1946299953.

The spelling of 563958444 in words is "five hundred sixty-three million, nine hundred fifty-eight thousand, four hundred forty-four".