2195626272 has 96 divisors (see below), whose sum is σ = 6607448064. Its totient is φ = 625363200.

The previous prime is 2195626271. The next prime is 2195626297. The reversal of 2195626272 is 2726265912.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2195626271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217497 + ... + 227367.

It is an arithmetic number, because the mean of its divisors is an integer number (68827584).

Almost surely, 2^2195626272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2195626272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3303724032).

2195626272 is an abundant number, since it is smaller than the sum of its proper divisors (4411821792).

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

2195626272 is a wasteful number, since it uses less digits than its factorization.

2195626272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10222 (or 10214 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 2195626272 is about 46857.5103051795. The cubic root of 2195626272 is about 1299.7289912390.

The spelling of 2195626272 in words is "two billion, one hundred ninety-five million, six hundred twenty-six thousand, two hundred seventy-two".