553998 has 8 divisors (see below), whose sum is σ = 1108008. Its totient is φ = 184664.

The previous prime is 553991. The next prime is 554003. The reversal of 553998 is 899355.

It is a sphenic number, since it is the product of 3 distinct primes.

553998 is an admirable number.

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 553998.

It is not an unprimeable number, because it can be changed into a prime (553991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46161 + ... + 46172.

It is an arithmetic number, because the mean of its divisors is an integer number (138501).

2⁵⁵³⁹⁹⁸ is an apocalyptic number.

553998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

553998 is a wasteful number, since it uses less digits than its factorization.

553998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92338.

The product of its digits is 48600, while the sum is 39.

The square root of 553998 is about 744.3104191129. The cubic root of 553998 is about 82.1301719902.

It can be divided in two parts, 553 and 998, that added together give a palindrome (1551).

The spelling of 553998 in words is "five hundred fifty-three thousand, nine hundred ninety-eight".