49721059 has 2 divisors, whose sum is σ = 49721060. Its totient is φ = 49721058.

The previous prime is 49721057. The next prime is 49721071. The reversal of 49721059 is 95012794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49721059 - 2¹ = 49721057 is a prime.

Together with 49721057, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (49721053) 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, 24860529 + 24860530.

It is an arithmetic number, because the mean of its divisors is an integer number (24860530).

Almost surely, 2^49721059 is an apocalyptic number.

49721059 is a deficient number, since it is larger than the sum of its proper divisors (1).

49721059 is an equidigital number, since it uses as much as digits as its factorization.

49721059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 49721059 is about 7051.3161182860. The cubic root of 49721059 is about 367.7167869587.

The spelling of 49721059 in words is "forty-nine million, seven hundred twenty-one thousand, fifty-nine".