2195968834 has 8 divisors (see below), whose sum is σ = 3295728828. Its totient is φ = 1097392560.

The previous prime is 2195968807. The next prime is 2195968877. The reversal of 2195968834 is 4388695912.

It can be written as a sum of positive squares in 2 ways, for example, as 1855455625 + 340513209 = 43075^2 + 18453^2 .

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

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, 291277 + ... + 298720.

Almost surely, 2^2195968834 is an apocalyptic number.

2195968834 is a deficient number, since it is larger than the sum of its proper divisors (1099759994).

2195968834 is a wasteful number, since it uses less digits than its factorization.

2195968834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591860.

The product of its digits is 3732480, while the sum is 55.

The square root of 2195968834 is about 46861.1655211434. The cubic root of 2195968834 is about 1299.7965823731.

The spelling of 2195968834 in words is "two billion, one hundred ninety-five million, nine hundred sixty-eight thousand, eight hundred thirty-four".