249383 has 2 divisors, whose sum is σ = 249384. Its totient is φ = 249382.

The previous prime is 249377. The next prime is 249397. The reversal of 249383 is 383942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 249383 - 2⁴ = 249367 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 4⁸ + 3⁵ + 9² + 8⁵ + 3⁹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (249583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124691 + 124692.

It is an arithmetic number, because the mean of its divisors is an integer number (124692).

2²⁴⁹³⁸³ is an apocalyptic number.

249383 is a deficient number, since it is larger than the sum of its proper divisors (1).

249383 is an equidigital number, since it uses as much as digits as its factorization.

249383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 249383 is about 499.3826188405. The cubic root of 249383 is about 62.9441850492.

The spelling of 249383 in words is "two hundred forty-nine thousand, three hundred eighty-three".