67976089 has 2 divisors, whose sum is σ = 67976090. Its totient is φ = 67976088.

The previous prime is 67976023. The next prime is 67976093. The reversal of 67976089 is 98067976.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51912025 + 16064064 = 7205^2 + 4008^2 .

It is a cyclic number.

It is not a de Polignac number, because 67976089 - 2⁹ = 67975577 is a prime.

It is not a weakly prime, because it can be changed into another prime (67976009) 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, 33988044 + 33988045.

It is an arithmetic number, because the mean of its divisors is an integer number (33988045).

Almost surely, 2^67976089 is an apocalyptic number.

It is an amenable number.

67976089 is a deficient number, since it is larger than the sum of its proper divisors (1).

67976089 is an equidigital number, since it uses as much as digits as its factorization.

67976089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 52.

The square root of 67976089 is about 8244.7613064297. The cubic root of 67976089 is about 408.1176631835.

The spelling of 67976089 in words is "sixty-seven million, nine hundred seventy-six thousand, eighty-nine".