982800089 has 2 divisors, whose sum is σ = 982800090. Its totient is φ = 982800088.

The previous prime is 982800079. The next prime is 982800103. The reversal of 982800089 is 980008289.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 973752025 + 9048064 = 31205^2 + 3008^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-982800089 is a prime.

It is not a weakly prime, because it can be changed into another prime (982800079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491400044 + 491400045.

It is an arithmetic number, because the mean of its divisors is an integer number (491400045).

Almost surely, 2^982800089 is an apocalyptic number.

It is an amenable number.

982800089 is a deficient number, since it is larger than the sum of its proper divisors (1).

982800089 is an equidigital number, since it uses as much as digits as its factorization.

982800089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 982800089 is about 31349.6425657455. The cubic root of 982800089 is about 994.2335078179.

The spelling of 982800089 in words is "nine hundred eighty-two million, eight hundred thousand, eighty-nine".