8209995338 has 8 divisors (see below), whose sum is σ = 12423975588. Its totient is φ = 4068670144.

The previous prime is 8209995293. The next prime is 8209995341. The reversal of 8209995338 is 8335999028.

It can be written as a sum of positive squares in 2 ways, for example, as 7474121209 + 735874129 = 86453^2 + 27127^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18163481 + ... + 18163932.

Almost surely, 2^8209995338 is an apocalyptic number.

8209995338 is a deficient number, since it is larger than the sum of its proper divisors (4213980250).

8209995338 is a wasteful number, since it uses less digits than its factorization.

8209995338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36327528.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The square root of 8209995338 is about 90609.0245946837. The cubic root of 8209995338 is about 2017.3486878847.

The spelling of 8209995338 in words is "eight billion, two hundred nine million, nine hundred ninety-five thousand, three hundred thirty-eight".