49814218 has 8 divisors (see below), whose sum is σ = 75032100. Its totient is φ = 24803520.

The previous prime is 49814209. The next prime is 49814249. The reversal of 49814218 is 81241894.

49814218 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 49519369 + 294849 = 7037^2 + 543^2 .

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

It is an unprimeable number.

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, 51193 + ... + 52156.

Almost surely, 2^49814218 is an apocalyptic number.

49814218 is a deficient number, since it is larger than the sum of its proper divisors (25217882).

49814218 is a wasteful number, since it uses less digits than its factorization.

49814218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103592.

The product of its digits is 18432, while the sum is 37.

The square root of 49814218 is about 7057.9188150616. The cubic root of 49814218 is about 367.9462990717.

The spelling of 49814218 in words is "forty-nine million, eight hundred fourteen thousand, two hundred eighteen".