2213404 has 6 divisors (see below), whose sum is σ = 3873464. Its totient is φ = 1106700.

The previous prime is 2213401. The next prime is 2213411. The reversal of 2213404 is 4043122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276672 + ... + 276679.

2^2213404 is an apocalyptic number.

It is an amenable number.

2213404 is a deficient number, since it is larger than the sum of its proper divisors (1660060).

2213404 is a wasteful number, since it uses less digits than its factorization.

2213404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553355 (or 553353 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2213404 is about 1487.7513233064. The cubic root of 2213404 is about 130.3227483520.

Adding to 2213404 its reverse (4043122), we get a palindrome (6256526).

The spelling of 2213404 in words is "two million, two hundred thirteen thousand, four hundred four".