83448579 has 16 divisors (see below), whose sum is σ = 115300512. Its totient is φ = 53641728.

The previous prime is 83448557. The next prime is 83448581. The reversal of 83448579 is 97584438.

It is not a de Polignac number, because 83448579 - 2⁹ = 83448067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83443579) 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 15 ways as a sum of consecutive naturals, for example, 9217 + ... + 15869.

It is an arithmetic number, because the mean of its divisors is an integer number (7206282).

Almost surely, 2^83448579 is an apocalyptic number.

83448579 is a deficient number, since it is larger than the sum of its proper divisors (31851933).

83448579 is a wasteful number, since it uses less digits than its factorization.

83448579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6806.

The product of its digits is 967680, while the sum is 48.

The square root of 83448579 is about 9135.0193760057. The cubic root of 83448579 is about 436.9914923454.

The spelling of 83448579 in words is "eighty-three million, four hundred forty-eight thousand, five hundred seventy-nine".