245755 has 8 divisors (see below), whose sum is σ = 307872. Its totient is φ = 187968.
The previous prime is 245753. The next prime is 245759. The reversal of 245755 is 557542.
245755 is nontrivially palindromic in base 4.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 245755 - 21 = 245753 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (245753) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 954 + ... + 1183.
It is an arithmetic number, because the mean of its divisors is an integer number (38484).
245755 is a Friedman number, since it can be written as 4^7*(5+5*2)-5, using all its digits and the basic arithmetic operations.
2245755 is an apocalyptic number.
245755 is a deficient number, since it is larger than the sum of its proper divisors (62117).
245755 is a wasteful number, since it uses less digits than its factorization.
245755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2165.
The product of its digits is 7000, while the sum is 28.
The square root of 245755 is about 495.7368253418. The cubic root of 245755 is about 62.6374574655.
It can be divided in two parts, 245 and 755, that added together give a cube (1000 = 103).
The spelling of 245755 in words is "two hundred forty-five thousand, seven hundred fifty-five".
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