80876267 has 4 divisors (see below), whose sum is σ = 81513216. Its totient is φ = 80239320.

The previous prime is 80876261. The next prime is 80876281. The reversal of 80876267 is 76267808.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80876267 - 2⁶ = 80876203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80876261) 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 in 3 ways as a sum of consecutive naturals, for example, 318284 + ... + 318537.

It is an arithmetic number, because the mean of its divisors is an integer number (20378304).

Almost surely, 2^80876267 is an apocalyptic number.

80876267 is a deficient number, since it is larger than the sum of its proper divisors (636949).

80876267 is a wasteful number, since it uses less digits than its factorization.

80876267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636948.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 80876267 is about 8993.1233172908. The cubic root of 80876267 is about 432.4544454008.

The spelling of 80876267 in words is "eighty million, eight hundred seventy-six thousand, two hundred sixty-seven".