42538862 has 16 divisors (see below), whose sum is σ = 67815792. Its totient is φ = 19943040.

The previous prime is 42538861. The next prime is 42538871. The reversal of 42538862 is 26883524.

42538862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42538861) 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 7 ways as a sum of consecutive naturals, for example, 7412 + ... + 11832.

It is an arithmetic number, because the mean of its divisors is an integer number (4238487).

Almost surely, 2^42538862 is an apocalyptic number.

42538862 is a deficient number, since it is larger than the sum of its proper divisors (25276930).

42538862 is a wasteful number, since it uses less digits than its factorization.

42538862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723.

The product of its digits is 92160, while the sum is 38.

The square root of 42538862 is about 6522.1823034932. The cubic root of 42538862 is about 349.0829380093.

The spelling of 42538862 in words is "forty-two million, five hundred thirty-eight thousand, eight hundred sixty-two".