76666333 has 2 divisors, whose sum is σ = 76666334. Its totient is φ = 76666332.

The previous prime is 76666327. The next prime is 76666339. The reversal of 76666333 is 33366667.

It is a balanced prime because it is at equal distance from previous prime (76666327) and next prime (76666339).

It can be written as a sum of positive squares in only one way, i.e., 40220964 + 36445369 = 6342^2 + 6037^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76666333 is a prime.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76666339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38333166 + 38333167.

It is an arithmetic number, because the mean of its divisors is an integer number (38333167).

Almost surely, 2^76666333 is an apocalyptic number.

It is an amenable number.

76666333 is a deficient number, since it is larger than the sum of its proper divisors (1).

76666333 is an equidigital number, since it uses as much as digits as its factorization.

76666333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 40.

The square root of 76666333 is about 8755.9313039790. The cubic root of 76666333 is about 424.8166831090.

The spelling of 76666333 in words is "seventy-six million, six hundred sixty-six thousand, three hundred thirty-three".