76478867 has 2 divisors, whose sum is σ = 76478868. Its totient is φ = 76478866.

The previous prime is 76478861. The next prime is 76478881. The reversal of 76478867 is 76887467.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76478867 - 2¹² = 76474771 is a prime.

It is not a weakly prime, because it can be changed into another prime (76478861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38239433 + 38239434.

It is an arithmetic number, because the mean of its divisors is an integer number (38239434).

Almost surely, 2^76478867 is an apocalyptic number.

76478867 is a deficient number, since it is larger than the sum of its proper divisors (1).

76478867 is an equidigital number, since it uses as much as digits as its factorization.

76478867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3161088, while the sum is 53.

The square root of 76478867 is about 8745.2196656230. The cubic root of 76478867 is about 424.4701438443.

The spelling of 76478867 in words is "seventy-six million, four hundred seventy-eight thousand, eight hundred sixty-seven".