84244613 has 16 divisors (see below), whose sum is σ = 90979200. Its totient is φ = 77762880.

The previous prime is 84244609. The next prime is 84244619. The reversal of 84244613 is 31644248.

It is a cyclic number.

It is not a de Polignac number, because 84244613 - 2² = 84244609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84244613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84244619) 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, 270728 + ... + 271038.

It is an arithmetic number, because the mean of its divisors is an integer number (5686200).

Almost surely, 2^84244613 is an apocalyptic number.

It is an amenable number.

84244613 is a deficient number, since it is larger than the sum of its proper divisors (6734587).

84244613 is a wasteful number, since it uses less digits than its factorization.

84244613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652.

The product of its digits is 18432, while the sum is 32.

The square root of 84244613 is about 9178.4864220633. The cubic root of 84244613 is about 438.3766160167.

The spelling of 84244613 in words is "eighty-four million, two hundred forty-four thousand, six hundred thirteen".