49930039 has 2 divisors, whose sum is σ = 49930040. Its totient is φ = 49930038.

The previous prime is 49930021. The next prime is 49930063. The reversal of 49930039 is 93003994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49930039 - 2⁷ = 49929911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49930099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24965019 + 24965020.

It is an arithmetic number, because the mean of its divisors is an integer number (24965020).

Almost surely, 2^49930039 is an apocalyptic number.

49930039 is a deficient number, since it is larger than the sum of its proper divisors (1).

49930039 is an equidigital number, since it uses as much as digits as its factorization.

49930039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 49930039 is about 7066.1190904201. The cubic root of 49930039 is about 368.2312439759.

The spelling of 49930039 in words is "forty-nine million, nine hundred thirty thousand, thirty-nine".