67886089 has 2 divisors, whose sum is σ = 67886090. Its totient is φ = 67886088.

The previous prime is 67886081. The next prime is 67886099. The reversal of 67886089 is 98068876.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52417600 + 15468489 = 7240^2 + 3933^2 .

It is a cyclic number.

It is not a de Polignac number, because 67886089 - 2³ = 67886081 is a prime.

It is not a weakly prime, because it can be changed into another prime (67886081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33943044 + 33943045.

It is an arithmetic number, because the mean of its divisors is an integer number (33943045).

Almost surely, 2^67886089 is an apocalyptic number.

It is an amenable number.

67886089 is a deficient number, since it is larger than the sum of its proper divisors (1).

67886089 is an equidigital number, since it uses as much as digits as its factorization.

67886089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 52.

The square root of 67886089 is about 8239.3014873835. The cubic root of 67886089 is about 407.9374683899.

The spelling of 67886089 in words is "sixty-seven million, eight hundred eighty-six thousand, eighty-nine".