84049089 has 16 divisors (see below), whose sum is σ = 115955328. Its totient is φ = 54110592.

The previous prime is 84049081. The next prime is 84049093. The reversal of 84049089 is 98094048.

It is not a de Polignac number, because 84049089 - 2³ = 84049081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84049089.

It is not an unprimeable number, because it can be changed into a prime (84049081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12444 + ... + 17970.

It is an arithmetic number, because the mean of its divisors is an integer number (7247208).

Almost surely, 2^84049089 is an apocalyptic number.

It is an amenable number.

84049089 is a deficient number, since it is larger than the sum of its proper divisors (31906239).

84049089 is a wasteful number, since it uses less digits than its factorization.

84049089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5704.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 84049089 is about 9167.8290232748. The cubic root of 84049089 is about 438.0372093657.

The spelling of 84049089 in words is "eighty-four million, forty-nine thousand, eighty-nine".