8091286 has 16 divisors (see below), whose sum is σ = 14687136. Its totient is φ = 3263616.

The previous prime is 8091277. The next prime is 8091289. The reversal of 8091286 is 6821908.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8091289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16761 + ... + 17236.

It is an arithmetic number, because the mean of its divisors is an integer number (917946).

Almost surely, 2^8091286 is an apocalyptic number.

8091286 is a deficient number, since it is larger than the sum of its proper divisors (6595850).

8091286 is a wasteful number, since it uses less digits than its factorization.

8091286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34023.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 8091286 is about 2844.5185884434. The cubic root of 8091286 is about 200.7578414215.

The spelling of 8091286 in words is "eight million, ninety-one thousand, two hundred eighty-six".