882560221 has 2 divisors, whose sum is σ = 882560222. Its totient is φ = 882560220.

The previous prime is 882560183. The next prime is 882560269. The reversal of 882560221 is 122065288.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 557479321 + 325080900 = 23611^2 + 18030^2 .

It is a cyclic number.

It is not a de Polignac number, because 882560221 - 2¹³ = 882552029 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (882560521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 441280110 + 441280111.

It is an arithmetic number, because the mean of its divisors is an integer number (441280111).

Almost surely, 2^882560221 is an apocalyptic number.

It is an amenable number.

882560221 is a deficient number, since it is larger than the sum of its proper divisors (1).

882560221 is an equidigital number, since it uses as much as digits as its factorization.

882560221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 882560221 is about 29707.9151237511. The cubic root of 882560221 is about 959.2123969079.

The spelling of 882560221 in words is "eight hundred eighty-two million, five hundred sixty thousand, two hundred twenty-one".