76985443 has 2 divisors, whose sum is σ = 76985444. Its totient is φ = 76985442.

The previous prime is 76985423. The next prime is 76985453. The reversal of 76985443 is 34458967.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76985443 - 2⁵ = 76985411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76985393 and 76985402.

It is not a weakly prime, because it can be changed into another prime (76985423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38492721 + 38492722.

It is an arithmetic number, because the mean of its divisors is an integer number (38492722).

Almost surely, 2^76985443 is an apocalyptic number.

76985443 is a deficient number, since it is larger than the sum of its proper divisors (1).

76985443 is an equidigital number, since it uses as much as digits as its factorization.

76985443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 46.

The square root of 76985443 is about 8774.1348861298. The cubic root of 76985443 is about 425.4052752336.

The spelling of 76985443 in words is "seventy-six million, nine hundred eighty-five thousand, four hundred forty-three".