2218134 has 16 divisors (see below), whose sum is σ = 4453488. Its totient is φ = 736512.

The previous prime is 2218129. The next prime is 2218157. The reversal of 2218134 is 4318122.

It is a self number, because there is not a number n which added to its sum of digits gives 2218134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1474 + ... + 2570.

It is an arithmetic number, because the mean of its divisors is an integer number (278343).

2^2218134 is an apocalyptic number.

2218134 is an abundant number, since it is smaller than the sum of its proper divisors (2235354).

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

2218134 is a wasteful number, since it uses less digits than its factorization.

2218134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439.

The product of its digits is 384, while the sum is 21.

The square root of 2218134 is about 1489.3401223361. The cubic root of 2218134 is about 130.4155146708.

The spelling of 2218134 in words is "two million, two hundred eighteen thousand, one hundred thirty-four".