2270016 has 84 divisors (see below), whose sum is σ = 7449312. Its totient is φ = 647424.

The previous prime is 2270011. The next prime is 2270071. The reversal of 2270016 is 6100722.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2270011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3751 + ... + 4313.

2^2270016 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 2270016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3724656).

2270016 is an abundant number, since it is smaller than the sum of its proper divisors (5179296).

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

2270016 is a wasteful number, since it uses less digits than its factorization.

2270016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 575 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 2270016 is about 1506.6572271091. The cubic root of 2270016 is about 131.4244917268.

Adding to 2270016 its reverse (6100722), we get a palindrome (8370738).

The spelling of 2270016 in words is "two million, two hundred seventy thousand, sixteen".