224440452 has 36 divisors (see below), whose sum is σ = 567979776. Its totient is φ = 74728560.

The previous prime is 224440451. The next prime is 224440453. The reversal of 224440452 is 254044422.

It is an interprime number because it is at equal distance from previous prime (224440451) and next prime (224440453).

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (224440451) 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, 34093 + ... + 40139.

It is an arithmetic number, because the mean of its divisors is an integer number (15777216).

Almost surely, 2^224440452 is an apocalyptic number.

It is an amenable number.

224440452 is an abundant number, since it is smaller than the sum of its proper divisors (343539324).

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

224440452 is a wasteful number, since it uses less digits than its factorization.

224440452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7088 (or 7083 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 224440452 is about 14981.3367894858. The cubic root of 224440452 is about 607.7155908088.

Adding to 224440452 its reverse (254044422), we get a palindrome (478484874).

The spelling of 224440452 in words is "two hundred twenty-four million, four hundred forty thousand, four hundred fifty-two".