245241 has 16 divisors (see below), whose sum is σ = 376320. Its totient is φ = 157680.
The previous prime is 245209. The next prime is 245251. The reversal of 245241 is 142542.
It is not a de Polignac number, because 245241 - 25 = 245209 is a prime.
245241 is a lucky number.
It is a nialpdrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245251) 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, 691 + ... + 983.
It is an arithmetic number, because the mean of its divisors is an integer number (23520).
2245241 is an apocalyptic number.
It is an amenable number.
245241 is a deficient number, since it is larger than the sum of its proper divisors (131079).
245241 is a wasteful number, since it uses less digits than its factorization.
245241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 333 (or 327 counting only the distinct ones).
The product of its digits is 320, while the sum is 18.
The square root of 245241 is about 495.2181337552. The cubic root of 245241 is about 62.5937579475.
Adding to 245241 its reverse (142542), we get a palindrome (387783).
The spelling of 245241 in words is "two hundred forty-five thousand, two hundred forty-one".
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