84443404 has 12 divisors (see below), whose sum is σ = 148327200. Its totient is φ = 42064208.

The previous prime is 84443393. The next prime is 84443423. The reversal of 84443404 is 40434448.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 38164 + ... + 40315.

It is an arithmetic number, because the mean of its divisors is an integer number (12360600).

Almost surely, 2^84443404 is an apocalyptic number.

It is an amenable number.

84443404 is a deficient number, since it is larger than the sum of its proper divisors (63883796).

84443404 is a wasteful number, since it uses less digits than its factorization.

84443404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78752 (or 78750 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

The square root of 84443404 is about 9189.3092232224. The cubic root of 84443404 is about 438.7211558325.

The spelling of 84443404 in words is "eighty-four million, four hundred forty-three thousand, four hundred four".