8220086 has 8 divisors (see below), whose sum is σ = 14091600. Its totient is φ = 3522888.

The previous prime is 8220013. The next prime is 8220089. The reversal of 8220086 is 6800228.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8220089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293561 + ... + 293588.

It is an arithmetic number, because the mean of its divisors is an integer number (1761450).

Almost surely, 2^8220086 is an apocalyptic number.

8220086 is a deficient number, since it is larger than the sum of its proper divisors (5871514).

8220086 is a wasteful number, since it uses less digits than its factorization.

8220086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587158.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 8220086 is about 2867.0692352994. The cubic root of 8220086 is about 201.8174837344.

The spelling of 8220086 in words is "eight million, two hundred twenty thousand, eighty-six".