64089827 has 2 divisors, whose sum is σ = 64089828. Its totient is φ = 64089826.

The previous prime is 64089791. The next prime is 64089829. The reversal of 64089827 is 72898046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64089827 - 2¹⁰ = 64088803 is a prime.

Together with 64089829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64089829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32044913 + 32044914.

It is an arithmetic number, because the mean of its divisors is an integer number (32044914).

Almost surely, 2^64089827 is an apocalyptic number.

64089827 is a deficient number, since it is larger than the sum of its proper divisors (1).

64089827 is an equidigital number, since it uses as much as digits as its factorization.

64089827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 64089827 is about 8005.6122189374. The cubic root of 64089827 is about 400.1870520985.

The spelling of 64089827 in words is "sixty-four million, eighty-nine thousand, eight hundred twenty-seven".