2195324172 has 72 divisors (see below), whose sum is σ = 6019099632. Its totient is φ = 671923200.

The previous prime is 2195324167. The next prime is 2195324207. The reversal of 2195324172 is 2714235912.

2195324172 is a `hidden beast` number, since 2 + 19 + 532 + 41 + 72 = 666.

2195324172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18654 + ... + 68837.

It is an arithmetic number, because the mean of its divisors is an integer number (83598606).

Almost surely, 2^2195324172 is an apocalyptic number.

It is an amenable number.

2195324172 is an abundant number, since it is smaller than the sum of its proper divisors (3823775460).

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

2195324172 is a wasteful number, since it uses less digits than its factorization.

2195324172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87559 (or 87554 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 2195324172 is about 46854.2865915169. The cubic root of 2195324172 is about 1299.6693778547.

The spelling of 2195324172 in words is "two billion, one hundred ninety-five million, three hundred twenty-four thousand, one hundred seventy-two".