555224124 has 96 divisors (see below), whose sum is σ = 1604252160. Its totient is φ = 145536768.

The previous prime is 555224123. The next prime is 555224143. The reversal of 555224124 is 421422555.

It is a junction number, because it is equal to n+sod(n) for n = 555224091 and 555224100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555224123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187447 + ... + 190385.

It is an arithmetic number, because the mean of its divisors is an integer number (16710960).

Almost surely, 2^555224124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555224124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802126080).

555224124 is an abundant number, since it is smaller than the sum of its proper divisors (1049028036).

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

555224124 is a wasteful number, since it uses less digits than its factorization.

555224124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139 (or 3137 counting only the distinct ones).

The product of its digits is 16000, while the sum is 30.

The square root of 555224124 is about 23563.1942656339. The cubic root of 555224124 is about 821.9071828232.

Adding to 555224124 its reverse (421422555), we get a palindrome (976646679).

The spelling of 555224124 in words is "five hundred fifty-five million, two hundred twenty-four thousand, one hundred twenty-four".