76712668 has 6 divisors (see below), whose sum is σ = 134247176. Its totient is φ = 38356332.

The previous prime is 76712651. The next prime is 76712717. The reversal of 76712668 is 86621767.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9589080 + ... + 9589087.

Almost surely, 2^76712668 is an apocalyptic number.

It is an amenable number.

76712668 is a deficient number, since it is larger than the sum of its proper divisors (57534508).

76712668 is a wasteful number, since it uses less digits than its factorization.

76712668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19178171 (or 19178169 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 76712668 is about 8758.5768250327. The cubic root of 76712668 is about 424.9022483374.

Subtracting 76712668 from its reverse (86621767), we obtain a palindrome (9909099).

The spelling of 76712668 in words is "seventy-six million, seven hundred twelve thousand, six hundred sixty-eight".