2216748 has 48 divisors (see below), whose sum is σ = 5483520. Its totient is φ = 696000.

The previous prime is 2216743. The next prime is 2216759. The reversal of 2216748 is 8476122.

It is not an unprimeable number, because it can be changed into a prime (2216743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21898 + ... + 21998.

It is an arithmetic number, because the mean of its divisors is an integer number (114240).

2^2216748 is an apocalyptic number.

It is an amenable number.

2216748 is an abundant number, since it is smaller than the sum of its proper divisors (3266772).

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

2216748 is a wasteful number, since it uses less digits than its factorization.

2216748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 196 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 2216748 is about 1488.8747428847. The cubic root of 2216748 is about 130.3883456532.

The spelling of 2216748 in words is "two million, two hundred sixteen thousand, seven hundred forty-eight".