9290091212 has 12 divisors (see below), whose sum is σ = 16262893920. Its totient is φ = 4643550096.

The previous prime is 9290091199. The next prime is 9290091241. The reversal of 9290091212 is 2121900929.

9290091212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 359843 + ... + 384794.

It is an arithmetic number, because the mean of its divisors is an integer number (1355241160).

Almost surely, 2^9290091212 is an apocalyptic number.

It is an amenable number.

9290091212 is a deficient number, since it is larger than the sum of its proper divisors (6972802708).

9290091212 is a wasteful number, since it uses less digits than its factorization.

9290091212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747760 (or 747758 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 9290091212 is about 96385.1192456595. The cubic root of 9290091212 is about 2102.1965838265.

The spelling of 9290091212 in words is "nine billion, two hundred ninety million, ninety-one thousand, two hundred twelve".