76700668 has 72 divisors (see below), whose sum is σ = 161520912. Its totient is φ = 31488000.

The previous prime is 76700647. The next prime is 76700669. The reversal of 76700668 is 86600767.

It is a self number, because there is not a number n which added to its sum of digits gives 76700668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76700669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1257358 + ... + 1257418.

It is an arithmetic number, because the mean of its divisors is an integer number (2243346).

Almost surely, 2^76700668 is an apocalyptic number.

It is an amenable number.

76700668 is an abundant number, since it is smaller than the sum of its proper divisors (84820244).

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

76700668 is a wasteful number, since it uses less digits than its factorization.

76700668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 76700668 is about 8757.8917554398. The cubic root of 76700668 is about 424.8800916628.

Subtracting 76700668 from its reverse (86600767), we obtain a palindrome (9900099).

The spelling of 76700668 in words is "seventy-six million, seven hundred thousand, six hundred sixty-eight".