49993117 has 2 divisors, whose sum is σ = 49993118. Its totient is φ = 49993116.

The previous prime is 49993103. The next prime is 49993147. The reversal of 49993117 is 71139994.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26071236 + 23921881 = 5106^2 + 4891^2 .

It is a cyclic number.

It is not a de Polignac number, because 49993117 - 2⁷ = 49992989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49993147) 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, 24996558 + 24996559.

It is an arithmetic number, because the mean of its divisors is an integer number (24996559).

Almost surely, 2^49993117 is an apocalyptic number.

It is an amenable number.

49993117 is a deficient number, since it is larger than the sum of its proper divisors (1).

49993117 is an equidigital number, since it uses as much as digits as its factorization.

49993117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 43.

The square root of 49993117 is about 7070.5810935170. The cubic root of 49993117 is about 368.3862442957.

The spelling of 49993117 in words is "forty-nine million, nine hundred ninety-three thousand, one hundred seventeen".