240849 has 12 divisors (see below), whose sum is σ = 397696. Its totient is φ = 137592.
The previous prime is 240841. The next prime is 240853. The reversal of 240849 is 948042.
It is not a de Polignac number, because 240849 - 23 = 240841 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (240841) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1849 + ... + 1974.
2240849 is an apocalyptic number.
It is an amenable number.
240849 is a deficient number, since it is larger than the sum of its proper divisors (156847).
240849 is a wasteful number, since it uses less digits than its factorization.
240849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3836 (or 3833 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 240849 is about 490.7636905885. The cubic root of 240849 is about 62.2178427804.
It can be divided in two parts, 240 and 849, that added together give a square (1089 = 332).
The spelling of 240849 in words is "two hundred forty thousand, eight hundred forty-nine".
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