240349 has 2 divisors, whose sum is σ = 240350. Its totient is φ = 240348.

The previous prime is 240347. The next prime is 240353. The reversal of 240349 is 943042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196249 + 44100 = 443^2 + 210^2 .

It is a cyclic number.

It is not a de Polignac number, because 240349 - 2¹ = 240347 is a prime.

Together with 240347, it forms a pair of twin primes.

240349 is a lucky number.

It is a plaindrome in base 16.

It is a nialpdrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120174 + 120175.

It is an arithmetic number, because the mean of its divisors is an integer number (120175).

2²⁴⁰³⁴⁹ is an apocalyptic number.

It is an amenable number.

240349 is a deficient number, since it is larger than the sum of its proper divisors (1).

240349 is an equidigital number, since it uses as much as digits as its factorization.

240349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 240349 is about 490.2540157918. The cubic root of 240349 is about 62.1747584225.

The spelling of 240349 in words is "two hundred forty thousand, three hundred forty-nine".