49339943 has 2 divisors, whose sum is σ = 49339944. Its totient is φ = 49339942.

The previous prime is 49339921. The next prime is 49339999. The reversal of 49339943 is 34993394.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49339943 - 2¹⁴ = 49323559 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 49339894 and 49339903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49339243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24669971 + 24669972.

It is an arithmetic number, because the mean of its divisors is an integer number (24669972).

Almost surely, 2^49339943 is an apocalyptic number.

49339943 is a deficient number, since it is larger than the sum of its proper divisors (1).

49339943 is an equidigital number, since it uses as much as digits as its factorization.

49339943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928, while the sum is 44.

The square root of 49339943 is about 7024.2396741569. The cubic root of 49339943 is about 366.7748497126.

The spelling of 49339943 in words is "forty-nine million, three hundred thirty-nine thousand, nine hundred forty-three".