76660806 has 8 divisors (see below), whose sum is σ = 153321624. Its totient is φ = 25553600.

The previous prime is 76660789. The next prime is 76660823. The reversal of 76660806 is 60806667.

It is an interprime number because it is at equal distance from previous prime (76660789) and next prime (76660823).

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

76660806 is an admirable number.

It is a super-3 number, since 3×76660806³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6388395 + ... + 6388406.

It is an arithmetic number, because the mean of its divisors is an integer number (19165203).

Almost surely, 2^76660806 is an apocalyptic number.

76660806 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76660806 is a wasteful number, since it uses less digits than its factorization.

76660806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12776806.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 76660806 is about 8755.6156836627. The cubic root of 76660806 is about 424.8064742896.

The spelling of 76660806 in words is "seventy-six million, six hundred sixty thousand, eight hundred six".