67147996 has 24 divisors (see below), whose sum is σ = 121850064. Its totient is φ = 32353920.

The previous prime is 67147991. The next prime is 67148009. The reversal of 67147996 is 69974176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67147991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11146 + ... + 16078.

It is an arithmetic number, because the mean of its divisors is an integer number (5077086).

Almost surely, 2^67147996 is an apocalyptic number.

It is an amenable number.

67147996 is a deficient number, since it is larger than the sum of its proper divisors (54702068).

67147996 is a wasteful number, since it uses less digits than its factorization.

67147996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061 (or 5059 counting only the distinct ones).

The product of its digits is 571536, while the sum is 49.

The square root of 67147996 is about 8194.3880796555. The cubic root of 67147996 is about 406.4536413039.

The spelling of 67147996 in words is "sixty-seven million, one hundred forty-seven thousand, nine hundred ninety-six".