76767676 has 48 divisors (see below), whose sum is σ = 145827360. Its totient is φ = 35251200.

The previous prime is 76767671. The next prime is 76767679. The reversal of 76767676 is 67676767.

76767676 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between odd and even.

76767676 is an undulating number in base 10.

76767676 is a modest number, since divided by 767676 gives 76 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76767671) 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 15 ways as a sum of consecutive naturals, for example, 560280 + ... + 560416.

It is an arithmetic number, because the mean of its divisors is an integer number (3038070).

Almost surely, 2^76767676 is an apocalyptic number.

76767676 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

76767676 is a deficient number, since it is larger than the sum of its proper divisors (69059684).

76767676 is a wasteful number, since it uses less digits than its factorization.

76767676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334 (or 332 counting only the distinct ones).

The product of its digits is 3111696, while the sum is 52.

The square root of 76767676 is about 8761.7164984950. The cubic root of 76767676 is about 425.0037849721.

Subtracting from 76767676 its reverse (67676767), we obtain a palindrome (9090909).

The spelling of 76767676 in words is "seventy-six million, seven hundred sixty-seven thousand, six hundred seventy-six".