42866263 has 16 divisors (see below), whose sum is σ = 48988800. Its totient is φ = 37149280.

The previous prime is 42866251. The next prime is 42866287. The reversal of 42866263 is 36266824.

42866263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 42866263 - 2⁹ = 42865751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42866563) 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 15 ways as a sum of consecutive naturals, for example, 25668 + ... + 27286.

It is an arithmetic number, because the mean of its divisors is an integer number (3061800).

Almost surely, 2^42866263 is an apocalyptic number.

42866263 is a deficient number, since it is larger than the sum of its proper divisors (6122537).

42866263 is a wasteful number, since it uses less digits than its factorization.

42866263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742.

The product of its digits is 82944, while the sum is 37.

The square root of 42866263 is about 6547.2332324425. The cubic root of 42866263 is about 349.9762242353.

The spelling of 42866263 in words is "forty-two million, eight hundred sixty-six thousand, two hundred sixty-three".