84004443 has 6 divisors (see below), whose sum is σ = 121339764. Its totient is φ = 56002956.

The previous prime is 84004423. The next prime is 84004457. The reversal of 84004443 is 34440048.

It is not a de Polignac number, because 84004443 - 2⁵ = 84004411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84004423) 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 5 ways as a sum of consecutive naturals, for example, 4666905 + ... + 4666922.

It is an arithmetic number, because the mean of its divisors is an integer number (20223294).

Almost surely, 2^84004443 is an apocalyptic number.

84004443 is a deficient number, since it is larger than the sum of its proper divisors (37335321).

84004443 is a wasteful number, since it uses less digits than its factorization.

84004443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9333833 (or 9333830 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 84004443 is about 9165.3937722282. The cubic root of 84004443 is about 437.9596353620.

The spelling of 84004443 in words is "eighty-four million, four thousand, four hundred forty-three".