67946668 has 12 divisors (see below), whose sum is σ = 122742592. Its totient is φ = 32877360.

The previous prime is 67946663. The next prime is 67946677. The reversal of 67946668 is 86664976.

It is not an unprimeable number, because it can be changed into a prime (67946663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273855 + ... + 274102.

Almost surely, 2^67946668 is an apocalyptic number.

It is an amenable number.

67946668 is a deficient number, since it is larger than the sum of its proper divisors (54795924).

67946668 is a wasteful number, since it uses less digits than its factorization.

67946668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547992 (or 547990 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 52.

The square root of 67946668 is about 8242.9768894496. The cubic root of 67946668 is about 408.0587750134.

The spelling of 67946668 in words is "sixty-seven million, nine hundred forty-six thousand, six hundred sixty-eight".