2838861216 has 48 divisors (see below), whose sum is σ = 8280014400. Its totient is φ = 946286784.

The previous prime is 2838861209. The next prime is 2838861217. The reversal of 2838861216 is 6121688382.

2838861216 is a `hidden beast` number, since 28 + 3 + 8 + 8 + 612 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2838861217) 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, 1641996 + ... + 1643723.

It is an arithmetic number, because the mean of its divisors is an integer number (172500300).

Almost surely, 2^2838861216 is an apocalyptic number.

It is an amenable number.

2838861216 is an abundant number, since it is smaller than the sum of its proper divisors (5441153184).

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

2838861216 is a wasteful number, since it uses less digits than its factorization.

2838861216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285738 (or 3285724 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 2838861216 is about 53280.9648561285. The cubic root of 2838861216 is about 1415.9504435400.

The spelling of 2838861216 in words is "two billion, eight hundred thirty-eight million, eight hundred sixty-one thousand, two hundred sixteen".