76704899 has 4 divisors (see below), whose sum is σ = 77026080. Its totient is φ = 76383720.

The previous prime is 76704869. The next prime is 76704923. The reversal of 76704899 is 99840767.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99840767 = 13 ⋅7680059.

It is a cyclic number.

It is not a de Polignac number, because 76704899 - 2⁸ = 76704643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76704869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160232 + ... + 160709.

It is an arithmetic number, because the mean of its divisors is an integer number (19256520).

Almost surely, 2^76704899 is an apocalyptic number.

76704899 is a deficient number, since it is larger than the sum of its proper divisors (321181).

76704899 is a wasteful number, since it uses less digits than its factorization.

76704899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321180.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 76704899 is about 8758.1333056765. The cubic root of 76704899 is about 424.8879040007.

The spelling of 76704899 in words is "seventy-six million, seven hundred four thousand, eight hundred ninety-nine".