552445 has 8 divisors (see below), whose sum is σ = 666936. Its totient is φ = 439296.
The previous prime is 552403. The next prime is 552469. The reversal of 552445 is 544255.
It can be written as a sum of positive squares in 4 ways, for example, as 3364 + 549081 = 58^2 + 741^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 552445 - 27 = 552317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1389 + ... + 1741.
It is an arithmetic number, because the mean of its divisors is an integer number (83367).
2552445 is an apocalyptic number.
It is an amenable number.
552445 is a deficient number, since it is larger than the sum of its proper divisors (114491).
552445 is a wasteful number, since it uses less digits than its factorization.
552445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 671.
The product of its digits is 4000, while the sum is 25.
The square root of 552445 is about 743.2664394415. The cubic root of 552445 is about 82.0533561133.
It can be divided in two parts, 55 and 2445, that added together give a square (2500 = 502).
The spelling of 552445 in words is "five hundred fifty-two thousand, four hundred forty-five".
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