2271016 has 32 divisors (see below), whose sum is σ = 4704480. Its totient is φ = 1019200.

The previous prime is 2271011. The next prime is 2271037. The reversal of 2271016 is 6101722.

It is a junction number, because it is equal to n+sod(n) for n = 2270984 and 2271002.

It is not an unprimeable number, because it can be changed into a prime (2271011) 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, 11430 + ... + 11626.

It is an arithmetic number, because the mean of its divisors is an integer number (147015).

2^2271016 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 2271016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2352240).

2271016 is an abundant number, since it is smaller than the sum of its proper divisors (2433464).

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

2271016 is a wasteful number, since it uses less digits than its factorization.

2271016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 2271016 is about 1506.9890510551. The cubic root of 2271016 is about 131.4437875083.

Adding to 2271016 its reverse (6101722), we get a palindrome (8372738).

The spelling of 2271016 in words is "two million, two hundred seventy-one thousand, sixteen".