40027563 has 6 divisors (see below), whose sum is σ = 57817604. Its totient is φ = 26685036.

The previous prime is 40027531. The next prime is 40027573. The reversal of 40027563 is 36572004.

It is a happy number.

40027563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40027563 - 2⁵ = 40027531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40027573) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2223745 + ... + 2223762.

Almost surely, 2^40027563 is an apocalyptic number.

40027563 is a deficient number, since it is larger than the sum of its proper divisors (17790041).

40027563 is a wasteful number, since it uses less digits than its factorization.

40027563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447513 (or 4447510 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 40027563 is about 6326.7339915631. The cubic root of 40027563 is about 342.0737247442.

Adding to 40027563 its reverse (36572004), we get a palindrome (76599567).

The spelling of 40027563 in words is "forty million, twenty-seven thousand, five hundred sixty-three".