538486 has 16 divisors (see below), whose sum is σ = 882000. Its totient is φ = 245088.
The previous prime is 538481. The next prime is 538487. The reversal of 538486 is 684835.
It is a nialpdrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (538481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3540 + ... + 3688.
It is an arithmetic number, because the mean of its divisors is an integer number (55125).
2538486 is an apocalyptic number.
538486 is a deficient number, since it is larger than the sum of its proper divisors (343514).
538486 is a wasteful number, since it uses less digits than its factorization.
538486 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 303.
The product of its digits is 23040, while the sum is 34.
The square root of 538486 is about 733.8160532450. The cubic root of 538486 is about 81.3563530350.
It can be divided in two parts, 538 and 486, that added together give a 10-th power (1024 = 210).
The spelling of 538486 in words is "five hundred thirty-eight thousand, four hundred eighty-six".
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