2195011960 has 32 divisors (see below), whose sum is σ = 5031966240. Its totient is φ = 861437824.

The previous prime is 2195011921. The next prime is 2195011981. The reversal of 2195011960 is 691105912.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515572 + ... + 519811.

It is an arithmetic number, because the mean of its divisors is an integer number (157248945).

Almost surely, 2^2195011960 is an apocalyptic number.

2195011960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2195011960 is an abundant number, since it is smaller than the sum of its proper divisors (2836954280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2195011960 is a wasteful number, since it uses less digits than its factorization.

2195011960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035447 (or 1035443 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 34.

The square root of 2195011960 is about 46850.9547394714. The cubic root of 2195011960 is about 1299.6077633229.

The spelling of 2195011960 in words is "two billion, one hundred ninety-five million, eleven thousand, nine hundred sixty".