67330873 has 2 divisors, whose sum is σ = 67330874. Its totient is φ = 67330872.

The previous prime is 67330871. The next prime is 67330877. The reversal of 67330873 is 37803376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57577744 + 9753129 = 7588^2 + 3123^2 .

It is a cyclic number.

It is not a de Polignac number, because 67330873 - 2¹ = 67330871 is a prime.

It is a super-3 number, since 3×67330873³ (a number of 24 digits) contains 333 as substring.

Together with 67330871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (67330871) 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, 33665436 + 33665437.

It is an arithmetic number, because the mean of its divisors is an integer number (33665437).

Almost surely, 2^67330873 is an apocalyptic number.

It is an amenable number.

67330873 is a deficient number, since it is larger than the sum of its proper divisors (1).

67330873 is an equidigital number, since it uses as much as digits as its factorization.

67330873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 67330873 is about 8205.5391657100. The cubic root of 67330873 is about 406.8222978483.

The spelling of 67330873 in words is "sixty-seven million, three hundred thirty thousand, eight hundred seventy-three".