2799809268 has 72 divisors (see below), whose sum is σ = 6810150144. Its totient is φ = 894336000.

The previous prime is 2799809267. The next prime is 2799809269. The reversal of 2799809268 is 8629089972.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2799809267) and next prime (2799809269).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2799809267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6981868 + ... + 6982268.

Almost surely, 2^2799809268 is an apocalyptic number.

It is an amenable number.

2799809268 is an abundant number, since it is smaller than the sum of its proper divisors (4010340876).

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

2799809268 is a wasteful number, since it uses less digits than its factorization.

2799809268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 60.

The square root of 2799809268 is about 52913.2239426025. The cubic root of 2799809268 is about 1409.4277422248.

The spelling of 2799809268 in words is "two billion, seven hundred ninety-nine million, eight hundred nine thousand, two hundred sixty-eight".