2192397042 has 128 divisors (see below), whose sum is σ = 5254502400. Its totient is φ = 604054080.

The previous prime is 2192397037. The next prime is 2192397079. The reversal of 2192397042 is 2407932912.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13128043 + ... + 13128209.

It is an arithmetic number, because the mean of its divisors is an integer number (41050800).

Almost surely, 2^2192397042 is an apocalyptic number.

2192397042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2192397042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2627251200).

2192397042 is an abundant number, since it is smaller than the sum of its proper divisors (3062105358).

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

2192397042 is a wasteful number, since it uses less digits than its factorization.

2192397042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 2192397042 is about 46823.0396493009. The cubic root of 2192397042 is about 1299.0914839614.

The spelling of 2192397042 in words is "two billion, one hundred ninety-two million, three hundred ninety-seven thousand, forty-two".