49039943 has 2 divisors, whose sum is σ = 49039944. Its totient is φ = 49039942.

The previous prime is 49039927. The next prime is 49039973. The reversal of 49039943 is 34993094.

It is a happy number.

49039943 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 49039943 - 2⁴ = 49039927 is a prime.

It is equal to p_2946776 and since 49039943 and 2946776 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49039943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49039973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24519971 + 24519972.

It is an arithmetic number, because the mean of its divisors is an integer number (24519972).

Almost surely, 2^49039943 is an apocalyptic number.

49039943 is a deficient number, since it is larger than the sum of its proper divisors (1).

49039943 is an equidigital number, since it uses as much as digits as its factorization.

49039943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 49039943 is about 7002.8524902357. The cubic root of 49039943 is about 366.0299750501.

The spelling of 49039943 in words is "forty-nine million, thirty-nine thousand, nine hundred forty-three".