80226891 has 6 divisors (see below), whose sum is σ = 115883300. Its totient is φ = 53484588.

The previous prime is 80226851. The next prime is 80226899. The reversal of 80226891 is 19862208.

It is not a de Polignac number, because 80226891 - 2⁶ = 80226827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80226899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4457041 + ... + 4457058.

Almost surely, 2^80226891 is an apocalyptic number.

80226891 is a deficient number, since it is larger than the sum of its proper divisors (35656409).

80226891 is a wasteful number, since it uses less digits than its factorization.

80226891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8914105 (or 8914102 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 80226891 is about 8956.9465221134. The cubic root of 80226891 is about 431.2939050447.

The spelling of 80226891 in words is "eighty million, two hundred twenty-six thousand, eight hundred ninety-one".