64022089 has 2 divisors, whose sum is σ = 64022090. Its totient is φ = 64022088.

The previous prime is 64022069. The next prime is 64022107. The reversal of 64022089 is 98022046.

64022089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47375689 + 16646400 = 6883^2 + 4080^2 .

It is a cyclic number.

It is not a de Polignac number, because 64022089 - 2⁷ = 64021961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64022089.

It is not a weakly prime, because it can be changed into another prime (64022029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32011044 + 32011045.

It is an arithmetic number, because the mean of its divisors is an integer number (32011045).

Almost surely, 2^64022089 is an apocalyptic number.

It is an amenable number.

64022089 is a deficient number, since it is larger than the sum of its proper divisors (1).

64022089 is an equidigital number, since it uses as much as digits as its factorization.

64022089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 64022089 is about 8001.3804433985. The cubic root of 64022089 is about 400.0460134567.

The spelling of 64022089 in words is "sixty-four million, twenty-two thousand, eighty-nine".