2743216 has 30 divisors (see below), whose sum is σ = 6184500. Its totient is φ = 1175328.

The previous prime is 2743207. The next prime is 2743219. The reversal of 2743216 is 6123472.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2743219) 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, 966 + ... + 2533.

It is an arithmetic number, because the mean of its divisors is an integer number (206150).

2^2743216 is an apocalyptic number.

It is an amenable number.

2743216 is an abundant number, since it is smaller than the sum of its proper divisors (3441284).

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

2743216 is a wasteful number, since it uses less digits than its factorization.

2743216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521 (or 3508 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 2743216 is about 1656.2656791711. The cubic root of 2743216 is about 139.9866653966.

Adding to 2743216 its reverse (6123472), we get a palindrome (8866688).

The spelling of 2743216 in words is "two million, seven hundred forty-three thousand, two hundred sixteen".