49968539 has 2 divisors, whose sum is σ = 49968540. Its totient is φ = 49968538.

The previous prime is 49968517. The next prime is 49968551. The reversal of 49968539 is 93586994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49968539 - 2¹² = 49964443 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49968239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24984269 + 24984270.

It is an arithmetic number, because the mean of its divisors is an integer number (24984270).

Almost surely, 2^49968539 is an apocalyptic number.

49968539 is a deficient number, since it is larger than the sum of its proper divisors (1).

49968539 is an equidigital number, since it uses as much as digits as its factorization.

49968539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 53.

The square root of 49968539 is about 7068.8428331658. The cubic root of 49968539 is about 368.3258647753.

The spelling of 49968539 in words is "forty-nine million, nine hundred sixty-eight thousand, five hundred thirty-nine".