553944 has 16 divisors (see below), whose sum is σ = 1384920. Its totient is φ = 184640.

The previous prime is 553933. The next prime is 553961. The reversal of 553944 is 449355.

553944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 553944.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11517 + ... + 11564.

2⁵⁵³⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

553944 is an abundant number, since it is smaller than the sum of its proper divisors (830976).

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

553944 is a wasteful number, since it uses less digits than its factorization.

553944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23090 (or 23086 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 553944 is about 744.2741430414. The cubic root of 553944 is about 82.1275034045.

The spelling of 553944 in words is "five hundred fifty-three thousand, nine hundred forty-four".