882521617 has 4 divisors (see below), whose sum is σ = 891619876. Its totient is φ = 873423360.

The previous prime is 882521599. The next prime is 882521621. The reversal of 882521617 is 716125288.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 539679361 + 342842256 = 23231^2 + 18516^2 .

It is a cyclic number.

It is not a de Polignac number, because 882521617 - 2⁷ = 882521489 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 882521617.

It is not an unprimeable number, because it can be changed into a prime (882521657) 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 3 ways as a sum of consecutive naturals, for example, 4548984 + ... + 4549177.

It is an arithmetic number, because the mean of its divisors is an integer number (222904969).

Almost surely, 2^882521617 is an apocalyptic number.

It is an amenable number.

882521617 is a deficient number, since it is larger than the sum of its proper divisors (9098259).

882521617 is an equidigital number, since it uses as much as digits as its factorization.

882521617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9098258.

The product of its digits is 53760, while the sum is 40.

The square root of 882521617 is about 29707.2653908097. The cubic root of 882521617 is about 959.1984110916.

The spelling of 882521617 in words is "eight hundred eighty-two million, five hundred twenty-one thousand, six hundred seventeen".