2197488792 has 16 divisors (see below), whose sum is σ = 5493722040. Its totient is φ = 732496256.

The previous prime is 2197488791. The next prime is 2197488817. The reversal of 2197488792 is 2978847912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2197488791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45780993 + ... + 45781040.

Almost surely, 2^2197488792 is an apocalyptic number.

It is an amenable number.

2197488792 is an abundant number, since it is smaller than the sum of its proper divisors (3296233248).

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

2197488792 is a wasteful number, since it uses less digits than its factorization.

2197488792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91562042 (or 91562038 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 57.

The square root of 2197488792 is about 46877.3803875601. The cubic root of 2197488792 is about 1300.0964015297.

The spelling of 2197488792 in words is "two billion, one hundred ninety-seven million, four hundred eighty-eight thousand, seven hundred ninety-two".