4454216 has 16 divisors (see below), whose sum is σ = 8994300. Its totient is φ = 2055744.

The previous prime is 4454213. The next prime is 4454239. The reversal of 4454216 is 6124544.

It can be written as a sum of positive squares in 2 ways, for example, as 4452100 + 2116 = 2110^2 + 46^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (4454213) 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, 21311 + ... + 21518.

Almost surely, 2^4454216 is an apocalyptic number.

It is an amenable number.

4454216 is an abundant number, since it is smaller than the sum of its proper divisors (4540084).

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

4454216 is a wasteful number, since it uses less digits than its factorization.

4454216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42848 (or 42844 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 4454216 is about 2110.5013622360. The cubic root of 4454216 is about 164.5345437321.

The spelling of 4454216 in words is "four million, four hundred fifty-four thousand, two hundred sixteen".