2224631 has 4 divisors (see below), whose sum is σ = 2244432. Its totient is φ = 2204832.

The previous prime is 2224627. The next prime is 2224633. The reversal of 2224631 is 1364222.

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

It is a cyclic number.

It is not a de Polignac number, because 2224631 - 2² = 2224627 is a prime.

It is a super-2 number, since 2×2224631² = 9897966172322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9731 + ... + 9956.

It is an arithmetic number, because the mean of its divisors is an integer number (561108).

2^2224631 is an apocalyptic number.

2224631 is a deficient number, since it is larger than the sum of its proper divisors (19801).

2224631 is a wasteful number, since it uses less digits than its factorization.

2224631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19800.

The product of its digits is 576, while the sum is 20.

The square root of 2224631 is about 1491.5196948079. The cubic root of 2224631 is about 130.5427212439.

Adding to 2224631 its reverse (1364222), we get a palindrome (3588853).

The spelling of 2224631 in words is "two million, two hundred twenty-four thousand, six hundred thirty-one".