49918093 has 2 divisors, whose sum is σ = 49918094. Its totient is φ = 49918092.

The previous prime is 49918081. The next prime is 49918123. The reversal of 49918093 is 39081994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49589764 + 328329 = 7042^2 + 573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49918093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49928093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24959046 + 24959047.

It is an arithmetic number, because the mean of its divisors is an integer number (24959047).

Almost surely, 2^49918093 is an apocalyptic number.

It is an amenable number.

49918093 is a deficient number, since it is larger than the sum of its proper divisors (1).

49918093 is an equidigital number, since it uses as much as digits as its factorization.

49918093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 49918093 is about 7065.2737385044. The cubic root of 49918093 is about 368.2018746063.

The spelling of 49918093 in words is "forty-nine million, nine hundred eighteen thousand, ninety-three".