82848521 has 4 divisors (see below), whose sum is σ = 94684032. Its totient is φ = 71013012.

The previous prime is 82848511. The next prime is 82848541. The reversal of 82848521 is 12584828.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 82848521 - 2⁶ = 82848457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82848511) 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 3 ways as a sum of consecutive naturals, for example, 5917745 + ... + 5917758.

It is an arithmetic number, because the mean of its divisors is an integer number (23671008).

Almost surely, 2^82848521 is an apocalyptic number.

It is an amenable number.

82848521 is a deficient number, since it is larger than the sum of its proper divisors (11835511).

82848521 is a wasteful number, since it uses less digits than its factorization.

82848521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11835510.

The product of its digits is 40960, while the sum is 38.

The square root of 82848521 is about 9102.1162923795. The cubic root of 82848521 is about 435.9415392396.

The spelling of 82848521 in words is "eighty-two million, eight hundred forty-eight thousand, five hundred twenty-one".