42563250 has 48 divisors (see below), whose sum is σ = 115097112. Its totient is φ = 11349600.

The previous prime is 42563243. The next prime is 42563263. The reversal of 42563250 is 5236524.

42563250 is a `hidden beast` number, since 4 + 25 + 632 + 5 + 0 = 666.

42563250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19263321 + 23299929 = 4389^2 + 4827^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7209 + ... + 11708.

Almost surely, 2^42563250 is an apocalyptic number.

42563250 is an abundant number, since it is smaller than the sum of its proper divisors (72533862).

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

42563250 is a wasteful number, since it uses less digits than its factorization.

42563250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18940 (or 18927 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 42563250 is about 6524.0516552216. The cubic root of 42563250 is about 349.1496363009.

Adding to 42563250 its reverse (5236524), we get a palindrome (47799774).

The spelling of 42563250 in words is "forty-two million, five hundred sixty-three thousand, two hundred fifty".