563525878 has 16 divisors (see below), whose sum is σ = 861634800. Its totient is φ = 276350976.

The previous prime is 563525867. The next prime is 563525899. The reversal of 563525878 is 878525365.

It is a happy number.

It is a super-2 number, since 2×563525878² = 635122830351341768, which contains 22 as substring.

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, 22198 + ... + 40246.

It is an arithmetic number, because the mean of its divisors is an integer number (53852175).

Almost surely, 2^563525878 is an apocalyptic number.

563525878 is a deficient number, since it is larger than the sum of its proper divisors (298108922).

563525878 is a wasteful number, since it uses less digits than its factorization.

563525878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18351.

The product of its digits is 2016000, while the sum is 49.

The square root of 563525878 is about 23738.7000065294. The cubic root of 563525878 is about 825.9833407166.

It can be divided in two parts, 5635 and 25878, that added together give a palindrome (31513).

The spelling of 563525878 in words is "five hundred sixty-three million, five hundred twenty-five thousand, eight hundred seventy-eight".