224442132 has 12 divisors (see below), whose sum is σ = 523698336. Its totient is φ = 74814040.

The previous prime is 224442103. The next prime is 224442137. The reversal of 224442132 is 231244422.

It is a tau number, because it is divible by the number of its divisors (12).

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 (224442137) 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 3 ways as a sum of consecutive naturals, for example, 9351744 + ... + 9351767.

It is an arithmetic number, because the mean of its divisors is an integer number (43641528).

Almost surely, 2^224442132 is an apocalyptic number.

It is an amenable number.

224442132 is an abundant number, since it is smaller than the sum of its proper divisors (299256204).

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

224442132 is a wasteful number, since it uses less digits than its factorization.

224442132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18703518 (or 18703516 counting only the distinct ones).

The product of its digits is 3072, while the sum is 24.

The square root of 224442132 is about 14981.3928591436. The cubic root of 224442132 is about 607.7171071125.

Adding to 224442132 its reverse (231244422), we get a palindrome (455686554).

The spelling of 224442132 in words is "two hundred twenty-four million, four hundred forty-two thousand, one hundred thirty-two".