9090919298 has 8 divisors (see below), whose sum is σ = 13638300492. Its totient is φ = 4544819136.

The previous prime is 9090919297. The next prime is 9090919301. The reversal of 9090919298 is 8929190909.

9090919298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6814007209 + 2276912089 = 82547^2 + 47717^2 .

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

It is not an unprimeable number, because it can be changed into a prime (9090919297) by changing a digit.

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, 302315 + ... + 331022.

Almost surely, 2^9090919298 is an apocalyptic number.

9090919298 is a deficient number, since it is larger than the sum of its proper divisors (4547381194).

9090919298 is a wasteful number, since it uses less digits than its factorization.

9090919298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640516.

The product of its (nonzero) digits is 944784, while the sum is 56.

The square root of 9090919298 is about 95346.3124509805. The cubic root of 9090919298 is about 2087.0648035275.

The spelling of 9090919298 in words is "nine billion, ninety million, nine hundred nineteen thousand, two hundred ninety-eight".