553044 has 24 divisors (see below), whose sum is σ = 1366848. Its totient is φ = 173440.

The previous prime is 553043. The next prime is 553051. The reversal of 553044 is 440355.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 553044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152 + ... + 1559.

It is an arithmetic number, because the mean of its divisors is an integer number (56952).

2⁵⁵³⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

553044 is an abundant number, since it is smaller than the sum of its proper divisors (813804).

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

553044 is a wasteful number, since it uses less digits than its factorization.

553044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735 (or 2733 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 553044 is about 743.6692813341. The cubic root of 553044 is about 82.0830014216.

Adding to 553044 its reverse (440355), we get a palindrome (993399).

The spelling of 553044 in words is "five hundred fifty-three thousand, forty-four".