2887789126 has 16 divisors (see below), whose sum is σ = 4362686064. Its totient is φ = 1433595744.

The previous prime is 2887789103. The next prime is 2887789129. The reversal of 2887789126 is 6219877882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2887789129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160816 + ... + 177868.

It is an arithmetic number, because the mean of its divisors is an integer number (272667879).

Almost surely, 2^2887789126 is an apocalyptic number.

2887789126 is a deficient number, since it is larger than the sum of its proper divisors (1474896938).

2887789126 is a wasteful number, since it uses less digits than its factorization.

2887789126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17655.

The product of its digits is 5419008, while the sum is 58.

The square root of 2887789126 is about 53738.1533549488. The cubic root of 2887789126 is about 1424.0388102639.

The spelling of 2887789126 in words is "two billion, eight hundred eighty-seven million, seven hundred eighty-nine thousand, one hundred twenty-six".