553408 has 14 divisors (see below), whose sum is σ = 1098296. Its totient is φ = 276672.
The previous prime is 553369. The next prime is 553411. The reversal of 553408 is 804355.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 4260 + ... + 4387.
2553408 is an apocalyptic number.
It is an amenable number.
553408 is a deficient number, since it is larger than the sum of its proper divisors (544888).
553408 is an equidigital number, since it uses as much as digits as its factorization.
553408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8659 (or 8649 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 553408 is about 743.9139735211. The cubic root of 553408 is about 82.1010058118.
It can be divided in two parts, 553 and 408, that added together give a square (961 = 312).
The spelling of 553408 in words is "five hundred fifty-three thousand, four hundred eight".
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