2218794 has 32 divisors (see below), whose sum is σ = 4669440. Its totient is φ = 702000.

The previous prime is 2218771. The next prime is 2218807. The reversal of 2218794 is 4978122.

It is a happy number.

2218794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14619 + ... + 14769.

It is an arithmetic number, because the mean of its divisors is an integer number (145920).

2^2218794 is an apocalyptic number.

2218794 is an abundant number, since it is smaller than the sum of its proper divisors (2450646).

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

2218794 is a wasteful number, since it uses less digits than its factorization.

2218794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266.

The product of its digits is 8064, while the sum is 33.

The square root of 2218794 is about 1489.5616804953. The cubic root of 2218794 is about 130.4284483204.

The spelling of 2218794 in words is "two million, two hundred eighteen thousand, seven hundred ninety-four".