66848344 has 16 divisors (see below), whose sum is σ = 128728800. Its totient is φ = 32520672.

The previous prime is 66848333. The next prime is 66848347. The reversal of 66848344 is 44384866.

66848344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 66848344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66848347) 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 3 ways as a sum of consecutive naturals, for example, 112624 + ... + 113215.

It is an arithmetic number, because the mean of its divisors is an integer number (8045550).

Almost surely, 2^66848344 is an apocalyptic number.

It is an amenable number.

66848344 is a deficient number, since it is larger than the sum of its proper divisors (61880456).

66848344 is a wasteful number, since it uses less digits than its factorization.

66848344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225882 (or 225878 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The square root of 66848344 is about 8176.0836590632. The cubic root of 66848344 is about 405.8481317018.

The spelling of 66848344 in words is "sixty-six million, eight hundred forty-eight thousand, three hundred forty-four".