2455216 has 20 divisors (see below), whose sum is σ = 4789872. Its totient is φ = 1219136.

The previous prime is 2455207. The next prime is 2455217. The reversal of 2455216 is 6125542.

2455216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (2455217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2325 + ... + 3211.

2^2455216 is an apocalyptic number.

It is an amenable number.

2455216 is a deficient number, since it is larger than the sum of its proper divisors (2334656).

2455216 is a wasteful number, since it uses less digits than its factorization.

2455216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068 (or 1062 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 2455216 is about 1566.9128884530. The cubic root of 2455216 is about 134.9055764049.

The spelling of 2455216 in words is "two million, four hundred fifty-five thousand, two hundred sixteen".