553868 has 24 divisors (see below), whose sum is σ = 1123584. Its totient is φ = 234000.
The previous prime is 553867. The next prime is 553873. The reversal of 553868 is 868355.
It is a super-2 number, since 2×5538682 = 613539522848, which contains 22 as substring.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 553868.
It is not an unprimeable number, because it can be changed into a prime (553867) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3593 + ... + 3743.
It is an arithmetic number, because the mean of its divisors is an integer number (46816).
2553868 is an apocalyptic number.
It is an amenable number.
553868 is an abundant number, since it is smaller than the sum of its proper divisors (569716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
553868 is a wasteful number, since it uses less digits than its factorization.
553868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 293 (or 291 counting only the distinct ones).
The product of its digits is 28800, while the sum is 35.
The square root of 553868 is about 744.2230848341. The cubic root of 553868 is about 82.1237473234.
The spelling of 553868 in words is "five hundred fifty-three thousand, eight hundred sixty-eight".
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