2192939268 has 36 divisors (see below), whose sum is σ = 5540745168. Its totient is φ = 674749920.

The previous prime is 2192939267. The next prime is 2192939269. The reversal of 2192939268 is 8629392912.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2192939267) and next prime (2192939269).

It is a self number, because there is not a number n which added to its sum of digits gives 2192939268.

It is not an unprimeable number, because it can be changed into a prime (2192939267) 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, 538638 + ... + 542693.

It is an arithmetic number, because the mean of its divisors is an integer number (153909588).

Almost surely, 2^2192939268 is an apocalyptic number.

It is an amenable number.

2192939268 is an abundant number, since it is smaller than the sum of its proper divisors (3347805900).

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

2192939268 is a wasteful number, since it uses less digits than its factorization.

2192939268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081364 (or 1081349 counting only the distinct ones).

The product of its digits is 839808, while the sum is 51.

The square root of 2192939268 is about 46828.8294536603. The cubic root of 2192939268 is about 1299.1985727023.

The spelling of 2192939268 in words is "two billion, one hundred ninety-two million, nine hundred thirty-nine thousand, two hundred sixty-eight".