628052 has 6 divisors (see below), whose sum is σ = 1099098. Its totient is φ = 314024.
The previous prime is 628051. The next prime is 628057. The reversal of 628052 is 250826.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 568516 + 59536 = 754^2 + 244^2 .
It is a nialpdrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (628051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78503 + ... + 78510.
It is an arithmetic number, because the mean of its divisors is an integer number (183183).
2628052 is an apocalyptic number.
It is an amenable number.
628052 is a deficient number, since it is larger than the sum of its proper divisors (471046).
628052 is a wasteful number, since it uses less digits than its factorization.
628052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157017 (or 157015 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 628052 is about 792.4973186075. The cubic root of 628052 is about 85.6377406584.
Adding to 628052 its reverse (250826), we get a palindrome (878878).
The spelling of 628052 in words is "six hundred twenty-eight thousand, fifty-two".
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