2193874092 has 96 divisors (see below), whose sum is σ = 5897830400. Its totient is φ = 704505600.

The previous prime is 2193874079. The next prime is 2193874093. The reversal of 2193874092 is 2904783912.

It is not an unprimeable number, because it can be changed into a prime (2193874093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 805509 + ... + 808227.

Almost surely, 2^2193874092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2193874092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2948915200).

2193874092 is an abundant number, since it is smaller than the sum of its proper divisors (3703956308).

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

2193874092 is a wasteful number, since it uses less digits than its factorization.

2193874092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004 (or 2996 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 2193874092 is about 46838.8096774459. The cubic root of 2193874092 is about 1299.3831574567.

The spelling of 2193874092 in words is "two billion, one hundred ninety-three million, eight hundred seventy-four thousand, ninety-two".