76806699 has 8 divisors (see below), whose sum is σ = 104341392. Its totient is φ = 50238240.

The previous prime is 76806671. The next prime is 76806701. The reversal of 76806699 is 99660867.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-76806699 is a prime.

It is a super-2 number, since 2×76806699² = 11798538022553202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76806659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241372 + ... + 241689.

It is an arithmetic number, because the mean of its divisors is an integer number (13042674).

Almost surely, 2^76806699 is an apocalyptic number.

76806699 is a deficient number, since it is larger than the sum of its proper divisors (27534693).

76806699 is a wasteful number, since it uses less digits than its factorization.

76806699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483117.

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 76806699 is about 8763.9431193955. The cubic root of 76806699 is about 425.0757862543.

The spelling of 76806699 in words is "seventy-six million, eight hundred six thousand, six hundred ninety-nine".