76943912 has 8 divisors (see below), whose sum is σ = 144269850. Its totient is φ = 38471952.

The previous prime is 76943879. The next prime is 76943917. The reversal of 76943912 is 21934967.

It can be written as a sum of positive squares in only one way, i.e., 75238276 + 1705636 = 8674^2 + 1306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 76943912.

It is not an unprimeable number, because it can be changed into a prime (76943917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4808987 + ... + 4809002.

Almost surely, 2^76943912 is an apocalyptic number.

It is an amenable number.

76943912 is a deficient number, since it is larger than the sum of its proper divisors (67325938).

76943912 is a wasteful number, since it uses less digits than its factorization.

76943912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9617995 (or 9617991 counting only the distinct ones).

The product of its digits is 81648, while the sum is 41.

The square root of 76943912 is about 8771.7678947861. The cubic root of 76943912 is about 425.3287642996.

The spelling of 76943912 in words is "seventy-six million, nine hundred forty-three thousand, nine hundred twelve".