49393 has 2 divisors, whose sum is σ = 49394. Its totient is φ = 49392.

The previous prime is 49391. The next prime is 49409. The reversal of 49393 is 39394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47089 + 2304 = 217^2 + 48^2 .

It is a cyclic number.

It is not a de Polignac number, because 49393 - 2¹ = 49391 is a prime.

Together with 49391, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24696 + 24697.

It is an arithmetic number, because the mean of its divisors is an integer number (24697).

2⁴⁹³⁹³ is an apocalyptic number.

It is an amenable number.

49393 is a deficient number, since it is larger than the sum of its proper divisors (1).

49393 is an equidigital number, since it uses as much as digits as its factorization.

49393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 28.

The square root of 49393 is about 222.2453599066. The cubic root of 49393 is about 36.6906271308.

Subtracting from 49393 its reverse (39394), we obtain a palindrome (9999).

The spelling of 49393 in words is "forty-nine thousand, three hundred ninety-three".