80851227 has 4 divisors (see below), whose sum is σ = 107801640. Its totient is φ = 53900816.

The previous prime is 80851219. The next prime is 80851229. The reversal of 80851227 is 72215808.

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 80851227 - 2³ = 80851219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80851229) 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, 13475202 + ... + 13475207.

It is an arithmetic number, because the mean of its divisors is an integer number (26950410).

Almost surely, 2^80851227 is an apocalyptic number.

80851227 is a deficient number, since it is larger than the sum of its proper divisors (26950413).

80851227 is a wasteful number, since it uses less digits than its factorization.

80851227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26950412.

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 80851227 is about 8991.7310346785. The cubic root of 80851227 is about 432.4098102338.

The spelling of 80851227 in words is "eighty million, eight hundred fifty-one thousand, two hundred twenty-seven".