608442089 has 2 divisors, whose sum is σ = 608442090. Its totient is φ = 608442088.

The previous prime is 608442083. The next prime is 608442101. The reversal of 608442089 is 980244806.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 394697689 + 213744400 = 19867^2 + 14620^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-608442089 is a prime.

It is not a weakly prime, because it can be changed into another prime (608442083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304221044 + 304221045.

It is an arithmetic number, because the mean of its divisors is an integer number (304221045).

Almost surely, 2^608442089 is an apocalyptic number.

It is an amenable number.

608442089 is a deficient number, since it is larger than the sum of its proper divisors (1).

608442089 is an equidigital number, since it uses as much as digits as its factorization.

608442089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 608442089 is about 24666.6189211250. The cubic root of 608442089 is about 847.3699972594.

The spelling of 608442089 in words is "six hundred eight million, four hundred forty-two thousand, eighty-nine".