2796789268 has 72 divisors (see below), whose sum is σ = 6147303624. Its totient is φ = 1103558400.

The previous prime is 2796789239. The next prime is 2796789271. The reversal of 2796789268 is 8629876972.

2796789268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 202720644 + 2594068624 = 14238^2 + 50932^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1173438 + ... + 1175818.

It is an arithmetic number, because the mean of its divisors is an integer number (85379217).

Almost surely, 2^2796789268 is an apocalyptic number.

2796789268 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2796789268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3073651812).

2796789268 is an abundant number, since it is smaller than the sum of its proper divisors (3350514356).

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

2796789268 is a wasteful number, since it uses less digits than its factorization.

2796789268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2873 (or 2864 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 64.

The square root of 2796789268 is about 52884.6789533604. The cubic root of 2796789268 is about 1408.9208025611.

The spelling of 2796789268 in words is "two billion, seven hundred ninety-six million, seven hundred eighty-nine thousand, two hundred sixty-eight".