42395588 has 6 divisors (see below), whose sum is σ = 74192286. Its totient is φ = 21197792.

The previous prime is 42395581. The next prime is 42395627. The reversal of 42395588 is 88559324.

42395588 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 only one way, i.e., 40551424 + 1844164 = 6368^2 + 1358^2 .

It is not an unprimeable number, because it can be changed into a prime (42395581) 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 as a sum of consecutive naturals, namely, 5299445 + ... + 5299452.

It is an arithmetic number, because the mean of its divisors is an integer number (12365381).

Almost surely, 2^42395588 is an apocalyptic number.

It is an amenable number.

42395588 is a deficient number, since it is larger than the sum of its proper divisors (31796698).

42395588 is a wasteful number, since it uses less digits than its factorization.

42395588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10598901 (or 10598899 counting only the distinct ones).

The product of its digits is 345600, while the sum is 44.

The square root of 42395588 is about 6511.1894458693. The cubic root of 42395588 is about 348.6905848946.

The spelling of 42395588 in words is "forty-two million, three hundred ninety-five thousand, five hundred eighty-eight".