76427867 has 2 divisors, whose sum is σ = 76427868. Its totient is φ = 76427866.

The previous prime is 76427863. The next prime is 76427881. The reversal of 76427867 is 76872467.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76427867 - 2² = 76427863 is a prime.

It is not a weakly prime, because it can be changed into another prime (76427863) 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, 38213933 + 38213934.

It is an arithmetic number, because the mean of its divisors is an integer number (38213934).

Almost surely, 2^76427867 is an apocalyptic number.

76427867 is a deficient number, since it is larger than the sum of its proper divisors (1).

76427867 is an equidigital number, since it uses as much as digits as its factorization.

76427867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 790272, while the sum is 47.

The square root of 76427867 is about 8742.3033006182. The cubic root of 76427867 is about 424.3757701000.

The spelling of 76427867 in words is "seventy-six million, four hundred twenty-seven thousand, eight hundred sixty-seven".