2224450 has 24 divisors (see below), whose sum is σ = 4382532. Its totient is φ = 837120.

The previous prime is 2224447. The next prime is 2224457. The reversal of 2224450 is 544222.

It can be written as a sum of positive squares in 6 ways, for example, as 1776889 + 447561 = 1333^2 + 669^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2224457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 459 + ... + 2158.

2^2224450 is an apocalyptic number.

2224450 is a deficient number, since it is larger than the sum of its proper divisors (2158082).

2224450 is a wasteful number, since it uses less digits than its factorization.

2224450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2646 (or 2641 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2224450 is about 1491.4590172043. The cubic root of 2224450 is about 130.5391807506.

Adding to 2224450 its reverse (544222), we get a palindrome (2768672).

It can be divided in two parts, 2 and 224450, that multiplied together give a square (448900 = 670²).

The spelling of 2224450 in words is "two million, two hundred twenty-four thousand, four hundred fifty".