67330138 has 8 divisors (see below), whose sum is σ = 101115360. Its totient is φ = 33625020.

The previous prime is 67330117. The next prime is 67330147. The reversal of 67330138 is 83103376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17878 + ... + 21313.

It is an arithmetic number, because the mean of its divisors is an integer number (12639420).

Almost surely, 2^67330138 is an apocalyptic number.

67330138 is a deficient number, since it is larger than the sum of its proper divisors (33785222).

67330138 is a wasteful number, since it uses less digits than its factorization.

67330138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40052.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 67330138 is about 8205.4943787684. The cubic root of 67330138 is about 406.8208175195.

The spelling of 67330138 in words is "sixty-seven million, three hundred thirty thousand, one hundred thirty-eight".