8091698 has 4 divisors (see below), whose sum is σ = 12137550. Its totient is φ = 4045848.

The previous prime is 8091689. The next prime is 8091703. The reversal of 8091698 is 8961908.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6620329 + 1471369 = 2573^2 + 1213^2 .

It is an unprimeable number.

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, 2022923 + ... + 2022926.

Almost surely, 2^8091698 is an apocalyptic number.

8091698 is a deficient number, since it is larger than the sum of its proper divisors (4045852).

8091698 is a wasteful number, since it uses less digits than its factorization.

8091698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045851.

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 8091698 is about 2844.5910075088. The cubic root of 8091698 is about 200.7612488249.

The spelling of 8091698 in words is "eight million, ninety-one thousand, six hundred ninety-eight".