89002321 has 2 divisors, whose sum is σ = 89002322. Its totient is φ = 89002320.

The previous prime is 89002313. The next prime is 89002337. The reversal of 89002321 is 12320098.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76300225 + 12702096 = 8735^2 + 3564^2 .

It is a cyclic number.

It is not a de Polignac number, because 89002321 - 2³ = 89002313 is a prime.

It is not a weakly prime, because it can be changed into another prime (89002301) 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 as a sum of consecutive naturals, namely, 44501160 + 44501161.

It is an arithmetic number, because the mean of its divisors is an integer number (44501161).

Almost surely, 2^89002321 is an apocalyptic number.

It is an amenable number.

89002321 is a deficient number, since it is larger than the sum of its proper divisors (1).

89002321 is an equidigital number, since it uses as much as digits as its factorization.

89002321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 89002321 is about 9434.1041440086. The cubic root of 89002321 is about 446.4783906758.

The spelling of 89002321 in words is "eighty-nine million, two thousand, three hundred twenty-one".