882481021 has 2 divisors, whose sum is σ = 882481022. Its totient is φ = 882481020.

The previous prime is 882480967. The next prime is 882481079. The reversal of 882481021 is 120184288.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 651015225 + 231465796 = 25515^2 + 15214^2 .

It is a cyclic number.

It is not a de Polignac number, because 882481021 - 2⁹ = 882480509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (882481091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 441240510 + 441240511.

It is an arithmetic number, because the mean of its divisors is an integer number (441240511).

Almost surely, 2^882481021 is an apocalyptic number.

It is an amenable number.

882481021 is a deficient number, since it is larger than the sum of its proper divisors (1).

882481021 is an equidigital number, since it uses as much as digits as its factorization.

882481021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8192, while the sum is 34.

The square root of 882481021 is about 29706.5821157534. The cubic root of 882481021 is about 959.1837031551.

The spelling of 882481021 in words is "eight hundred eighty-two million, four hundred eighty-one thousand, twenty-one".