49943 has 2 divisors, whose sum is σ = 49944. Its totient is φ = 49942.

The previous prime is 49939. The next prime is 49957. The reversal of 49943 is 34994.

It is a happy number.

49943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49943 - 2² = 49939 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24971 + 24972.

It is an arithmetic number, because the mean of its divisors is an integer number (24972).

2⁴⁹⁹⁴³ is an apocalyptic number.

49943 is a deficient number, since it is larger than the sum of its proper divisors (1).

49943 is an equidigital number, since it uses as much as digits as its factorization.

49943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 29.

The square root of 49943 is about 223.4793055296. The cubic root of 49943 is about 36.8263103436.

The spelling of 49943 in words is "forty-nine thousand, nine hundred forty-three".