48728866 has 4 divisors (see below), whose sum is σ = 73093302. Its totient is φ = 24364432.

The previous prime is 48728843. The next prime is 48728873. The reversal of 48728866 is 66882784.

48728866 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., 40691641 + 8037225 = 6379^2 + 2835^2 .

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 as a sum of consecutive naturals, namely, 12182215 + ... + 12182218.

Almost surely, 2^48728866 is an apocalyptic number.

48728866 is a deficient number, since it is larger than the sum of its proper divisors (24364436).

48728866 is a wasteful number, since it uses less digits than its factorization.

48728866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24364435.

The product of its digits is 1032192, while the sum is 49.

The square root of 48728866 is about 6980.6064206486. The cubic root of 48728866 is about 365.2543820000.

It can be divided in two parts, 48728 and 866, that added together give a palindrome (49594).

The spelling of 48728866 in words is "forty-eight million, seven hundred twenty-eight thousand, eight hundred sixty-six".