67321089 has 24 divisors (see below), whose sum is σ = 106392000. Its totient is φ = 40681440.

The previous prime is 67321087. The next prime is 67321091. The reversal of 67321089 is 98012376.

It is an interprime number because it is at equal distance from previous prime (67321087) and next prime (67321091).

It is not a de Polignac number, because 67321089 - 2¹ = 67321087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67321081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42687 + ... + 44235.

It is an arithmetic number, because the mean of its divisors is an integer number (4433000).

Almost surely, 2^67321089 is an apocalyptic number.

It is an amenable number.

67321089 is a deficient number, since it is larger than the sum of its proper divisors (39070911).

67321089 is a wasteful number, since it uses less digits than its factorization.

67321089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005 (or 2002 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 67321089 is about 8204.9429614105. The cubic root of 67321089 is about 406.8025914739.

The spelling of 67321089 in words is "sixty-seven million, three hundred twenty-one thousand, eighty-nine".