49518323 has 2 divisors, whose sum is σ = 49518324. Its totient is φ = 49518322.

The previous prime is 49518319. The next prime is 49518419. The reversal of 49518323 is 32381594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49518323 - 2² = 49518319 is a prime.

It is not a weakly prime, because it can be changed into another prime (49518223) 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, 24759161 + 24759162.

It is an arithmetic number, because the mean of its divisors is an integer number (24759162).

Almost surely, 2^49518323 is an apocalyptic number.

49518323 is a deficient number, since it is larger than the sum of its proper divisors (1).

49518323 is an equidigital number, since it uses as much as digits as its factorization.

49518323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 35.

The square root of 49518323 is about 7036.9256781637. The cubic root of 49518323 is about 367.2163217201.

The spelling of 49518323 in words is "forty-nine million, five hundred eighteen thousand, three hundred twenty-three".