4478487122 has 4 divisors (see below), whose sum is σ = 6717730686. Its totient is φ = 2239243560.

The previous prime is 4478487107. The next prime is 4478487133. The reversal of 4478487122 is 2217848744.

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., 4443688921 + 34798201 = 66661^2 + 5899^2 .

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, 1119621779 + ... + 1119621782.

Almost surely, 2^4478487122 is an apocalyptic number.

4478487122 is a deficient number, since it is larger than the sum of its proper divisors (2239243564).

4478487122 is a wasteful number, since it uses less digits than its factorization.

4478487122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239243563.

The product of its digits is 802816, while the sum is 47.

The square root of 4478487122 is about 66921.4996992745. The cubic root of 4478487122 is about 1648.3285334997.

The spelling of 4478487122 in words is "four billion, four hundred seventy-eight million, four hundred eighty-seven thousand, one hundred twenty-two".