42816466 has 16 divisors (see below), whose sum is σ = 80072640. Its totient is φ = 16681680.

The previous prime is 42816451. The next prime is 42816467. The reversal of 42816466 is 66461824.

42816466 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 (42816467) 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, 138861 + ... + 139168.

It is an arithmetic number, because the mean of its divisors is an integer number (5004540).

Almost surely, 2^42816466 is an apocalyptic number.

42816466 is a deficient number, since it is larger than the sum of its proper divisors (37256174).

42816466 is a wasteful number, since it uses less digits than its factorization.

42816466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278049.

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

The square root of 42816466 is about 6543.4292232743. The cubic root of 42816466 is about 349.8406512719.

The spelling of 42816466 in words is "forty-two million, eight hundred sixteen thousand, four hundred sixty-six".