245568 has 28 divisors (see below), whose sum is σ = 650240. Its totient is φ = 81792.
The previous prime is 245563. The next prime is 245587. The reversal of 245568 is 865542.
It is a plaindrome in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245561) by changing a digit.
It is an upside-down number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448 + ... + 831.
2245568 is an apocalyptic number.
It is an amenable number.
245568 is an abundant number, since it is smaller than the sum of its proper divisors (404672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245568 is a wasteful number, since it uses less digits than its factorization.
245568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1294 (or 1284 counting only the distinct ones).
The product of its digits is 9600, while the sum is 30.
The square root of 245568 is about 495.5481813104. The cubic root of 245568 is about 62.6215660604.
The spelling of 245568 in words is "two hundred forty-five thousand, five hundred sixty-eight".
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