8090216 has 8 divisors (see below), whose sum is σ = 15169170. Its totient is φ = 4045104.

The previous prime is 8090213. The next prime is 8090231. The reversal of 8090216 is 6120908.

It can be written as a sum of positive squares in only one way, i.e., 7672900 + 417316 = 2770^2 + 646^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (8090213) 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 as a sum of consecutive naturals, namely, 505631 + ... + 505646.

Almost surely, 2^8090216 is an apocalyptic number.

It is an amenable number.

8090216 is a deficient number, since it is larger than the sum of its proper divisors (7078954).

8090216 is a wasteful number, since it uses less digits than its factorization.

8090216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011283 (or 1011279 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 8090216 is about 2844.3305011900. The cubic root of 8090216 is about 200.7489915568.

The spelling of 8090216 in words is "eight million, ninety thousand, two hundred sixteen".