2195297316 has 135 divisors (see below), whose sum is σ = 6101421249. Its totient is φ = 688191552.

The previous prime is 2195297281. The next prime is 2195297323. The reversal of 2195297316 is 6137925912.

It is a happy number.

The square root of 2195297316 is 46854.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1289528100 + 905769216 = 35910^2 + 30096^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 16024000 + ... + 16024136.

Almost surely, 2^2195297316 is an apocalyptic number.

2195297316 is the 46854-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2195297316

2195297316 is an abundant number, since it is smaller than the sum of its proper divisors (3906123933).

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

2195297316 is a wasteful number, since it uses less digits than its factorization.

2195297316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 161 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The cubic root of 2195297316 is about 1299.6640780963.

The spelling of 2195297316 in words is "two billion, one hundred ninety-five million, two hundred ninety-seven thousand, three hundred sixteen".