2797443888 has 40 divisors (see below), whose sum is σ = 7242463536. Its totient is φ = 930451200.

The previous prime is 2797443851. The next prime is 2797443889. The reversal of 2797443888 is 8883447972.

It is not an unprimeable number, because it can be changed into a prime (2797443889) 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 7 ways as a sum of consecutive naturals, for example, 41083 + ... + 85338.

Almost surely, 2^2797443888 is an apocalyptic number.

It is an amenable number.

2797443888 is an abundant number, since it is smaller than the sum of its proper divisors (4445019648).

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

2797443888 is a wasteful number, since it uses less digits than its factorization.

2797443888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126893 (or 126887 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 60.

The square root of 2797443888 is about 52890.8677183500. The cubic root of 2797443888 is about 1409.0307185752.

The spelling of 2797443888 in words is "two billion, seven hundred ninety-seven million, four hundred forty-three thousand, eight hundred eighty-eight".