2840344028 has 6 divisors (see below), whose sum is σ = 4970602056. Its totient is φ = 1420172012.

The previous prime is 2840344027. The next prime is 2840344033. The reversal of 2840344028 is 8204430482.

It is a happy number.

2840344028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2840344027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355043000 + ... + 355043007.

It is an arithmetic number, because the mean of its divisors is an integer number (828433676).

Almost surely, 2^2840344028 is an apocalyptic number.

It is an amenable number.

2840344028 is a deficient number, since it is larger than the sum of its proper divisors (2130258028).

2840344028 is a wasteful number, since it uses less digits than its factorization.

2840344028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710086011 (or 710086009 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 35.

The square root of 2840344028 is about 53294.8780653451. The cubic root of 2840344028 is about 1416.1969300357.

The spelling of 2840344028 in words is "two billion, eight hundred forty million, three hundred forty-four thousand, twenty-eight".