49780226 has 4 divisors (see below), whose sum is σ = 74670342. Its totient is φ = 24890112.

The previous prime is 49780223. The next prime is 49780243. The reversal of 49780226 is 62208794.

49780226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29539225 + 20241001 = 5435^2 + 4499^2 .

It is a super-2 number, since 2×49780226² = 4956141801222152, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 49780226.

It is not an unprimeable number, because it can be changed into a prime (49780223) 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 as a sum of consecutive naturals, namely, 12445055 + ... + 12445058.

Almost surely, 2^49780226 is an apocalyptic number.

49780226 is a deficient number, since it is larger than the sum of its proper divisors (24890116).

49780226 is a wasteful number, since it uses less digits than its factorization.

49780226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24890115.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 49780226 is about 7055.5103288139. The cubic root of 49780226 is about 367.8625875193.

The spelling of 49780226 in words is "forty-nine million, seven hundred eighty thousand, two hundred twenty-six".