49173073 has 2 divisors, whose sum is σ = 49173074. Its totient is φ = 49173072.

The previous prime is 49173071. The next prime is 49173097. The reversal of 49173073 is 37037194.

49173073 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 can be written as a sum of positive squares in only one way, i.e., 49112064 + 61009 = 7008^2 + 247^2 .

It is a cyclic number.

It is not a de Polignac number, because 49173073 - 2¹ = 49173071 is a prime.

It is a super-2 number, since 2×49173073² = 4835982216526658, which contains 22 as substring.

Together with 49173071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (49173071) 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, 24586536 + 24586537.

It is an arithmetic number, because the mean of its divisors is an integer number (24586537).

Almost surely, 2^49173073 is an apocalyptic number.

It is an amenable number.

49173073 is a deficient number, since it is larger than the sum of its proper divisors (1).

49173073 is an equidigital number, since it uses as much as digits as its factorization.

49173073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 49173073 is about 7012.3514601024. The cubic root of 49173073 is about 366.3608994502.

The spelling of 49173073 in words is "forty-nine million, one hundred seventy-three thousand, seventy-three".