76604089 has 2 divisors, whose sum is σ = 76604090. Its totient is φ = 76604088.

The previous prime is 76604063. The next prime is 76604093. The reversal of 76604089 is 98040667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75951225 + 652864 = 8715^2 + 808^2 .

It is a cyclic number.

It is not a de Polignac number, because 76604089 - 2⁹ = 76603577 is a prime.

It is not a weakly prime, because it can be changed into another prime (76604039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38302044 + 38302045.

It is an arithmetic number, because the mean of its divisors is an integer number (38302045).

Almost surely, 2^76604089 is an apocalyptic number.

It is an amenable number.

76604089 is a deficient number, since it is larger than the sum of its proper divisors (1).

76604089 is an equidigital number, since it uses as much as digits as its factorization.

76604089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 76604089 is about 8752.3761916408. The cubic root of 76604089 is about 424.7016850048.

The spelling of 76604089 in words is "seventy-six million, six hundred four thousand, eighty-nine".