76668314 has 4 divisors (see below), whose sum is σ = 115002474. Its totient is φ = 38334156.

The previous prime is 76668313. The next prime is 76668341. The reversal of 76668314 is 41386667.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41386667 = 7 ⋅5912381.

It can be written as a sum of positive squares in only one way, i.e., 51337225 + 25331089 = 7165^2 + 5033^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (76668313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19167077 + ... + 19167080.

Almost surely, 2^76668314 is an apocalyptic number.

76668314 is a deficient number, since it is larger than the sum of its proper divisors (38334160).

76668314 is a wasteful number, since it uses less digits than its factorization.

76668314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38334159.

The product of its digits is 145152, while the sum is 41.

The square root of 76668314 is about 8756.0444265661. The cubic root of 76668314 is about 424.8203420580.

The spelling of 76668314 in words is "seventy-six million, six hundred sixty-eight thousand, three hundred fourteen".