553004120 has 64 divisors (see below), whose sum is σ = 1334556000. Its totient is φ = 205590528.

The previous prime is 553004117. The next prime is 553004147. The reversal of 553004120 is 21400355.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 553004092 and 553004101.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 33416 + ... + 47144.

Almost surely, 2^553004120 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 553004120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (667278000).

553004120 is an abundant number, since it is smaller than the sum of its proper divisors (781551880).

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

553004120 is a wasteful number, since it uses less digits than its factorization.

553004120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13812 (or 13808 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 553004120 is about 23516.0396325572. The cubic root of 553004120 is about 820.8102837255.

Adding to 553004120 its reverse (21400355), we get a palindrome (574404475).

The spelling of 553004120 in words is "five hundred fifty-three million, four thousand, one hundred twenty".