2191350092 has 12 divisors (see below), whose sum is σ = 3897729696. Its totient is φ = 1077713040.

The previous prime is 2191350059. The next prime is 2191350101. The reversal of 2191350092 is 2900531912.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4490228 + ... + 4490715.

It is an arithmetic number, because the mean of its divisors is an integer number (324810808).

Almost surely, 2^2191350092 is an apocalyptic number.

It is an amenable number.

2191350092 is a deficient number, since it is larger than the sum of its proper divisors (1706379604).

2191350092 is a wasteful number, since it uses less digits than its factorization.

2191350092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8981008 (or 8981006 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 2191350092 is about 46811.8584548830. The cubic root of 2191350092 is about 1298.8846630926.

The spelling of 2191350092 in words is "two billion, one hundred ninety-one million, three hundred fifty thousand, ninety-two".