2216427 has 8 divisors (see below), whose sum is σ = 2999616. Its totient is φ = 1455432.

The previous prime is 2216413. The next prime is 2216437. The reversal of 2216427 is 7246122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2216427 - 2⁶ = 2216363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2216397 and 2216406.

It is not an unprimeable number, because it can be changed into a prime (2216437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5313 + ... + 5714.

It is an arithmetic number, because the mean of its divisors is an integer number (374952).

2^2216427 is an apocalyptic number.

2216427 is a deficient number, since it is larger than the sum of its proper divisors (783189).

2216427 is a wasteful number, since it uses less digits than its factorization.

2216427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11097.

The product of its digits is 1344, while the sum is 24.

The square root of 2216427 is about 1488.7669394502. The cubic root of 2216427 is about 130.3820516466.

The spelling of 2216427 in words is "two million, two hundred sixteen thousand, four hundred twenty-seven".