76666036 has 6 divisors (see below), whose sum is σ = 134165570. Its totient is φ = 38333016.

The previous prime is 76666027. The next prime is 76666043. The reversal of 76666036 is 63066667.

It can be written as a sum of positive squares in only one way, i.e., 67963536 + 8702500 = 8244^2 + 2950^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 76666036.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9583251 + ... + 9583258.

Almost surely, 2^76666036 is an apocalyptic number.

It is an amenable number.

76666036 is a deficient number, since it is larger than the sum of its proper divisors (57499534).

76666036 is a wasteful number, since it uses less digits than its factorization.

76666036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19166513 (or 19166511 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 40.

The square root of 76666036 is about 8755.9143440306. The cubic root of 76666036 is about 424.8161345383.

The spelling of 76666036 in words is "seventy-six million, six hundred sixty-six thousand, thirty-six".