76666414 has 8 divisors (see below), whose sum is σ = 125454168. Its totient is φ = 34848360.

The previous prime is 76666411. The next prime is 76666417. The reversal of 76666414 is 41466667.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (76666411) and next prime (76666417).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76666411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1742397 + ... + 1742440.

It is an arithmetic number, because the mean of its divisors is an integer number (15681771).

Almost surely, 2^76666414 is an apocalyptic number.

76666414 is a deficient number, since it is larger than the sum of its proper divisors (48787754).

76666414 is a wasteful number, since it uses less digits than its factorization.

76666414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484850.

The product of its digits is 145152, while the sum is 40.

The square root of 76666414 is about 8755.9359294138. The cubic root of 76666414 is about 424.8168327189.

The spelling of 76666414 in words is "seventy-six million, six hundred sixty-six thousand, four hundred fourteen".