2192134842 has 24 divisors (see below), whose sum is σ = 4999606560. Its totient is φ = 692253000.

The previous prime is 2192134831. The next prime is 2192134843. The reversal of 2192134842 is 2484312912.

It is a junction number, because it is equal to n+sod(n) for n = 2192134797 and 2192134806.

It is not an unprimeable number, because it can be changed into a prime (2192134843) 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, 3204534 + ... + 3205217.

It is an arithmetic number, because the mean of its divisors is an integer number (208316940).

Almost surely, 2^2192134842 is an apocalyptic number.

2192134842 is an abundant number, since it is smaller than the sum of its proper divisors (2807471718).

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

2192134842 is a wasteful number, since it uses less digits than its factorization.

2192134842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6409778 (or 6409775 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 2192134842 is about 46820.2396619240. The cubic root of 2192134842 is about 1299.0396935603.

The spelling of 2192134842 in words is "two billion, one hundred ninety-two million, one hundred thirty-four thousand, eight hundred forty-two".