2195291486 has 8 divisors (see below), whose sum is σ = 3312655920. Its totient is φ = 1091072848.

The previous prime is 2195291477. The next prime is 2195291489. The reversal of 2195291486 is 6841925912.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2195291486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2195291489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3286031 + ... + 3286698.

It is an arithmetic number, because the mean of its divisors is an integer number (414081990).

Almost surely, 2^2195291486 is an apocalyptic number.

2195291486 is a deficient number, since it is larger than the sum of its proper divisors (1117364434).

2195291486 is a wasteful number, since it uses less digits than its factorization.

2195291486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6572898.

The product of its digits is 311040, while the sum is 47.

The square root of 2195291486 is about 46853.9377854199. The cubic root of 2195291486 is about 1299.6629275994.

The spelling of 2195291486 in words is "two billion, one hundred ninety-five million, two hundred ninety-one thousand, four hundred eighty-six".