4440442473 has 6 divisors (see below), whose sum is σ = 6413972474. Its totient is φ = 2960294976.

The previous prime is 4440442451. The next prime is 4440442499. The reversal of 4440442473 is 3742440444.

4440442473 is a `hidden beast` number, since 4 + 4 + 404 + 4 + 247 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2511212544 + 1929229929 = 50112^2 + 43923^2 .

It is not a de Polignac number, because 4440442473 - 2¹⁷ = 4440311401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4440442403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246691240 + ... + 246691257.

Almost surely, 2^4440442473 is an apocalyptic number.

It is an amenable number.

4440442473 is a deficient number, since it is larger than the sum of its proper divisors (1973530001).

4440442473 is a wasteful number, since it uses less digits than its factorization.

4440442473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493382503 (or 493382500 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 36.

The square root of 4440442473 is about 66636.6451211344. The cubic root of 4440442473 is about 1643.6477491793.

The spelling of 4440442473 in words is "four billion, four hundred forty million, four hundred forty-two thousand, four hundred seventy-three".