2839216 has 30 divisors (see below), whose sum is σ = 5724212. Its totient is φ = 1364160.

The previous prime is 2839201. The next prime is 2839217. The reversal of 2839216 is 6129382.

It is a super-2 number, since 2×2839216² = 16122294989312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2839217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13351 + ... + 13561.

2^2839216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2839216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2862106).

2839216 is an abundant number, since it is smaller than the sum of its proper divisors (2884996).

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

2839216 is a wasteful number, since it uses less digits than its factorization.

2839216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 242 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 2839216 is about 1684.9973293747. The cubic root of 2839216 is about 141.6009426773.

The spelling of 2839216 in words is "two million, eight hundred thirty-nine thousand, two hundred sixteen".