2271104 has 32 divisors (see below), whose sum is σ = 4938840. Its totient is φ = 1031680.

The previous prime is 2271083. The next prime is 2271107. The reversal of 2271104 is 4011722.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602 + ... + 2214.

2^2271104 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 2271104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2469420).

2271104 is an abundant number, since it is smaller than the sum of its proper divisors (2667736).

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

2271104 is a wasteful number, since it uses less digits than its factorization.

2271104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638 (or 1626 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 2271104 is about 1507.0182480647. The cubic root of 2271104 is about 131.4454852658.

Adding to 2271104 its reverse (4011722), we get a palindrome (6282826).

It can be divided in two parts, 227 and 1104, that added together give a palindrome (1331).

The spelling of 2271104 in words is "two million, two hundred seventy-one thousand, one hundred four".