67375589 has 2 divisors, whose sum is σ = 67375590. Its totient is φ = 67375588.

The previous prime is 67375571. The next prime is 67375591. The reversal of 67375589 is 98557376.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50908225 + 16467364 = 7135^2 + 4058^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67375589 is a prime.

Together with 67375591, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67375489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33687794 + 33687795.

It is an arithmetic number, because the mean of its divisors is an integer number (33687795).

Almost surely, 2^67375589 is an apocalyptic number.

It is an amenable number.

67375589 is a deficient number, since it is larger than the sum of its proper divisors (1).

67375589 is an equidigital number, since it uses as much as digits as its factorization.

67375589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1587600, while the sum is 50.

The square root of 67375589 is about 8208.2634582474. The cubic root of 67375589 is about 406.9123379711.

The spelling of 67375589 in words is "sixty-seven million, three hundred seventy-five thousand, five hundred eighty-nine".