67204089 has 6 divisors (see below), whose sum is σ = 97072586. Its totient is φ = 44802720.

The previous prime is 67204079. The next prime is 67204103. The reversal of 67204089 is 98040276.

It can be written as a sum of positive squares in only one way, i.e., 59166864 + 8037225 = 7692^2 + 2835^2 .

It is not a de Polignac number, because 67204089 - 2⁴ = 67204073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (67204079) 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 in 5 ways as a sum of consecutive naturals, for example, 3733552 + ... + 3733569.

Almost surely, 2^67204089 is an apocalyptic number.

It is an amenable number.

67204089 is a deficient number, since it is larger than the sum of its proper divisors (29868497).

67204089 is a wasteful number, since it uses less digits than its factorization.

67204089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7467127 (or 7467124 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 67204089 is about 8197.8100124362. The cubic root of 67204089 is about 406.5667886791.

The spelling of 67204089 in words is "sixty-seven million, two hundred four thousand, eighty-nine".