2216948 has 6 divisors (see below), whose sum is σ = 3879666. Its totient is φ = 1108472.

The previous prime is 2216941. The next prime is 2216957. The reversal of 2216948 is 8496122.

2216948 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1507984 + 708964 = 1228^2 + 842^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277115 + ... + 277122.

It is an arithmetic number, because the mean of its divisors is an integer number (646611).

2^2216948 is an apocalyptic number.

It is an amenable number.

2216948 is a deficient number, since it is larger than the sum of its proper divisors (1662718).

2216948 is a wasteful number, since it uses less digits than its factorization.

2216948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554241 (or 554239 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 2216948 is about 1488.9419061871. The cubic root of 2216948 is about 130.3922668454.

The spelling of 2216948 in words is "two million, two hundred sixteen thousand, nine hundred forty-eight".