42416866 has 16 divisors (see below), whose sum is σ = 66424320. Its totient is φ = 20291040.

The previous prime is 42416863. The next prime is 42416909. The reversal of 42416866 is 66861424.

42416866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (42416861) 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, 1675 + ... + 9361.

It is an arithmetic number, because the mean of its divisors is an integer number (4151520).

Almost surely, 2^42416866 is an apocalyptic number.

42416866 is a deficient number, since it is larger than the sum of its proper divisors (24007454).

42416866 is a wasteful number, since it uses less digits than its factorization.

42416866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7809.

The product of its digits is 55296, while the sum is 37.

The square root of 42416866 is about 6512.8231973546. The cubic root of 42416866 is about 348.7489101254.

The spelling of 42416866 in words is "forty-two million, four hundred sixteen thousand, eight hundred sixty-six".