2216875 has 10 divisors (see below), whose sum is σ = 2770988. Its totient is φ = 1773000.

The previous prime is 2216873. The next prime is 2216887. The reversal of 2216875 is 5786122.

It is not a de Polignac number, because 2216875 - 2¹ = 2216873 is a prime.

It is a d-powerful number, because it can be written as 2² + 2⁸ + 1 + 6⁴ + 8⁶ + 7² + 5⁹ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2216873) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1149 + ... + 2398.

2^2216875 is an apocalyptic number.

2216875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2216875 is a deficient number, since it is larger than the sum of its proper divisors (554113).

2216875 is an frugal number, since it uses more digits than its factorization.

2216875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567 (or 3552 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 2216875 is about 1488.9173919328. The cubic root of 2216875 is about 130.3908356376.

The spelling of 2216875 in words is "two million, two hundred sixteen thousand, eight hundred seventy-five".