84066344 has 8 divisors (see below), whose sum is σ = 157624410. Its totient is φ = 42033168.

The previous prime is 84066329. The next prime is 84066347. The reversal of 84066344 is 44366048.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 71605444 + 12460900 = 8462^2 + 3530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (84066347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5254139 + ... + 5254154.

Almost surely, 2^84066344 is an apocalyptic number.

It is an amenable number.

84066344 is a deficient number, since it is larger than the sum of its proper divisors (73558066).

84066344 is a wasteful number, since it uses less digits than its factorization.

84066344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10508299 (or 10508295 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 84066344 is about 9168.7700374696. The cubic root of 84066344 is about 438.0671831781.

Subtracting from 84066344 its product of nonzero digits (55296), we obtain a palindrome (84011048).

The spelling of 84066344 in words is "eighty-four million, sixty-six thousand, three hundred forty-four".