49936219 has 2 divisors, whose sum is σ = 49936220. Its totient is φ = 49936218.

The previous prime is 49936207. The next prime is 49936267. The reversal of 49936219 is 91263994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49936219 - 2¹³ = 49928027 is a prime.

It is a super-2 number, since 2×49936219² = 4987251936031922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49936619) 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, 24968109 + 24968110.

It is an arithmetic number, because the mean of its divisors is an integer number (24968110).

Almost surely, 2^49936219 is an apocalyptic number.

49936219 is a deficient number, since it is larger than the sum of its proper divisors (1).

49936219 is an equidigital number, since it uses as much as digits as its factorization.

49936219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 43.

The square root of 49936219 is about 7066.5563749255. The cubic root of 49936219 is about 368.2464357339.

The spelling of 49936219 in words is "forty-nine million, nine hundred thirty-six thousand, two hundred nineteen".