552224440 has 32 divisors (see below), whose sum is σ = 1250142480. Its totient is φ = 219532032.

The previous prime is 552224429. The next prime is 552224443. The reversal of 552224440 is 44422255.

It is a junction number, because it is equal to n+sod(n) for n = 552224399 and 552224408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552224443) 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, 35829 + ... + 48868.

Almost surely, 2^552224440 is an apocalyptic number.

It is an amenable number.

552224440 is an abundant number, since it is smaller than the sum of its proper divisors (697918040).

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

552224440 is a wasteful number, since it uses less digits than its factorization.

552224440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84871 (or 84867 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 552224440 is about 23499.4561639200. The cubic root of 552224440 is about 820.4243490711.

Adding to 552224440 its reverse (44422255), we get a palindrome (596646695).

The spelling of 552224440 in words is "five hundred fifty-two million, two hundred twenty-four thousand, four hundred forty".