882867721 has 2 divisors, whose sum is σ = 882867722. Its totient is φ = 882867720.

The previous prime is 882867683. The next prime is 882867773. The reversal of 882867721 is 127768288.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 750157321 + 132710400 = 27389^2 + 11520^2 .

It is a cyclic number.

It is not a de Polignac number, because 882867721 - 2¹⁹ = 882343433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (882867421) 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, 441433860 + 441433861.

It is an arithmetic number, because the mean of its divisors is an integer number (441433861).

Almost surely, 2^882867721 is an apocalyptic number.

It is an amenable number.

882867721 is a deficient number, since it is larger than the sum of its proper divisors (1).

882867721 is an equidigital number, since it uses as much as digits as its factorization.

882867721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 602112, while the sum is 49.

The square root of 882867721 is about 29713.0900614527. The cubic root of 882867721 is about 959.3237863086.

The spelling of 882867721 in words is "eight hundred eighty-two million, eight hundred sixty-seven thousand, seven hundred twenty-one".