2192838813 has 12 divisors (see below), whose sum is σ = 3455382528. Its totient is φ = 1328993160.

The previous prime is 2192838743. The next prime is 2192838821. The reversal of 2192838813 is 3188382912.

It is a happy number.

It is not a de Polignac number, because 2192838813 - 2¹⁶ = 2192773277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2192838863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11074845 + ... + 11075042.

It is an arithmetic number, because the mean of its divisors is an integer number (287948544).

Almost surely, 2^2192838813 is an apocalyptic number.

It is an amenable number.

2192838813 is a deficient number, since it is larger than the sum of its proper divisors (1262543715).

2192838813 is a wasteful number, since it uses less digits than its factorization.

2192838813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22149904 (or 22149901 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 2192838813 is about 46827.7568649193. The cubic root of 2192838813 is about 1299.1787343378.

The spelling of 2192838813 in words is "two billion, one hundred ninety-two million, eight hundred thirty-eight thousand, eight hundred thirteen".