49882018 has 8 divisors (see below), whose sum is σ = 76049820. Its totient is φ = 24532080.

The previous prime is 49882013. The next prime is 49882039. The reversal of 49882018 is 81028894.

49882018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42081169 + 7800849 = 6487^2 + 2793^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (49882013) 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 in 3 ways as a sum of consecutive naturals, for example, 204313 + ... + 204556.

Almost surely, 2^49882018 is an apocalyptic number.

49882018 is a deficient number, since it is larger than the sum of its proper divisors (26167802).

49882018 is a wasteful number, since it uses less digits than its factorization.

49882018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408932.

The product of its (nonzero) digits is 36864, while the sum is 40.

The square root of 49882018 is about 7062.7202974491. The cubic root of 49882018 is about 368.1131553806.

The spelling of 49882018 in words is "forty-nine million, eight hundred eighty-two thousand, eighteen".