2224236 has 24 divisors (see below), whose sum is σ = 5931520. Its totient is φ = 635472.

The previous prime is 2224231. The next prime is 2224247. The reversal of 2224236 is 6324222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13156 + ... + 13323.

2^2224236 is an apocalyptic number.

It is an amenable number.

2224236 is an abundant number, since it is smaller than the sum of its proper divisors (3707284).

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

2224236 is a wasteful number, since it uses less digits than its factorization.

2224236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26493 (or 26491 counting only the distinct ones).

The product of its digits is 1152, while the sum is 21.

The square root of 2224236 is about 1491.3872736483. The cubic root of 2224236 is about 130.5349945053.

Adding to 2224236 its reverse (6324222), we get a palindrome (8548458).

The spelling of 2224236 in words is "two million, two hundred twenty-four thousand, two hundred thirty-six".