2216294 has 4 divisors (see below), whose sum is σ = 3324444. Its totient is φ = 1108146.

The previous prime is 2216287. The next prime is 2216299. The reversal of 2216294 is 4926122.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554072 + ... + 554075.

It is an arithmetic number, because the mean of its divisors is an integer number (831111).

2^2216294 is an apocalyptic number.

2216294 is a deficient number, since it is larger than the sum of its proper divisors (1108150).

2216294 is a wasteful number, since it uses less digits than its factorization.

2216294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108149.

The product of its digits is 1728, while the sum is 26.

The square root of 2216294 is about 1488.7222709424. The cubic root of 2216294 is about 130.3794436715.

The spelling of 2216294 in words is "two million, two hundred sixteen thousand, two hundred ninety-four".