224540052 has 24 divisors (see below), whose sum is σ = 571556832. Its totient is φ = 68042400.

The previous prime is 224540051. The next prime is 224540077. The reversal of 224540052 is 250045422.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224540051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850399 + ... + 850662.

It is an arithmetic number, because the mean of its divisors is an integer number (23814868).

Almost surely, 2^224540052 is an apocalyptic number.

224540052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

224540052 is an abundant number, since it is smaller than the sum of its proper divisors (347016780).

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

224540052 is a wasteful number, since it uses less digits than its factorization.

224540052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701079 (or 1701077 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 224540052 is about 14984.6605567160. The cubic root of 224540052 is about 607.8054728851.

Adding to 224540052 its reverse (250045422), we get a palindrome (474585474).

The spelling of 224540052 in words is "two hundred twenty-four million, five hundred forty thousand, fifty-two".