2195663252 has 12 divisors (see below), whose sum is σ = 3848829600. Its totient is φ = 1095997656.

The previous prime is 2195663227. The next prime is 2195663263. The reversal of 2195663252 is 2523665912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455798 + ... + 460589.

It is an arithmetic number, because the mean of its divisors is an integer number (320735800).

Almost surely, 2^2195663252 is an apocalyptic number.

It is an amenable number.

2195663252 is a deficient number, since it is larger than the sum of its proper divisors (1653166348).

2195663252 is a wasteful number, since it uses less digits than its factorization.

2195663252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916990 (or 916988 counting only the distinct ones).

The product of its digits is 194400, while the sum is 41.

The square root of 2195663252 is about 46857.9049040821. The cubic root of 2195663252 is about 1299.7362881256.

The spelling of 2195663252 in words is "two billion, one hundred ninety-five million, six hundred sixty-three thousand, two hundred fifty-two".