538707 has 16 divisors (see below), whose sum is σ = 815360. Its totient is φ = 313632.
The previous prime is 538697. The next prime is 538709. The reversal of 538707 is 707835.
It is not a de Polignac number, because 538707 - 27 = 538579 is a prime.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (538709) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378 + ... + 1104.
It is an arithmetic number, because the mean of its divisors is an integer number (50960).
2538707 is an apocalyptic number.
538707 is a gapful number since it is divisible by the number (57) formed by its first and last digit.
538707 is a deficient number, since it is larger than the sum of its proper divisors (276653).
538707 is a wasteful number, since it uses less digits than its factorization.
538707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 762.
The product of its (nonzero) digits is 5880, while the sum is 30.
The square root of 538707 is about 733.9666204944. The cubic root of 538707 is about 81.3674813311.
The spelling of 538707 in words is "five hundred thirty-eight thousand, seven hundred seven".
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