2842838857 has 8 divisors (see below), whose sum is σ = 2898235080. Its totient is φ = 2787507840.

The previous prime is 2842838839. The next prime is 2842838863. The reversal of 2842838857 is 7588382482.

It can be written as a sum of positive squares in 4 ways, for example, as 286929721 + 2555909136 = 16939^2 + 50556^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2842838857 - 2¹⁹ = 2842314569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2842838798 and 2842838807.

It is not an unprimeable number, because it can be changed into a prime (2842838807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76869 + ... + 107677.

It is an arithmetic number, because the mean of its divisors is an integer number (362279385).

Almost surely, 2^2842838857 is an apocalyptic number.

It is an amenable number.

2842838857 is a deficient number, since it is larger than the sum of its proper divisors (55396223).

2842838857 is a wasteful number, since it uses less digits than its factorization.

2842838857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32603.

The product of its digits is 6881280, while the sum is 55.

The square root of 2842838857 is about 53318.2788263087. The cubic root of 2842838857 is about 1416.6114496833.

The spelling of 2842838857 in words is "two billion, eight hundred forty-two million, eight hundred thirty-eight thousand, eight hundred fifty-seven".