2709842128 has 40 divisors (see below), whose sum is σ = 6207281280. Its totient is φ = 1121312640.

The previous prime is 2709842119. The next prime is 2709842159. The reversal of 2709842128 is 8212489072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413908 + ... + 420403.

It is an arithmetic number, because the mean of its divisors is an integer number (155182032).

Almost surely, 2^2709842128 is an apocalyptic number.

2709842128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2709842128 is an abundant number, since it is smaller than the sum of its proper divisors (3497439152).

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

2709842128 is a wasteful number, since it uses less digits than its factorization.

2709842128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834355 (or 834349 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 2709842128 is about 52056.1439985714. The cubic root of 2709842128 is about 1394.1665654557.

The spelling of 2709842128 in words is "two billion, seven hundred nine million, eight hundred forty-two thousand, one hundred twenty-eight".