2195893211 has 16 divisors (see below), whose sum is σ = 2292433920. Its totient is φ = 2101558080.

The previous prime is 2195893207. The next prime is 2195893223. The reversal of 2195893211 is 1123985912.

It is a cyclic number.

It is not a de Polignac number, because 2195893211 - 2² = 2195893207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2195893261) 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 15 ways as a sum of consecutive naturals, for example, 1990286 + ... + 1991388.

It is an arithmetic number, because the mean of its divisors is an integer number (143277120).

Almost surely, 2^2195893211 is an apocalyptic number.

2195893211 is a deficient number, since it is larger than the sum of its proper divisors (96540709).

2195893211 is a wasteful number, since it uses less digits than its factorization.

2195893211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026.

The product of its digits is 38880, while the sum is 41.

The square root of 2195893211 is about 46860.3586307233. The cubic root of 2195893211 is about 1299.7816617537.

The spelling of 2195893211 in words is "two billion, one hundred ninety-five million, eight hundred ninety-three thousand, two hundred eleven".