4473009216 has 140 divisors (see below), whose sum is σ = 14279569612. Its totient is φ = 1376289792.

The previous prime is 4473009197. The next prime is 4473009221. The reversal of 4473009216 is 6129003744.

It can be written as a sum of positive squares in 2 ways, for example, as 2800526400 + 1672482816 = 52920^2 + 40896^2 .

It is a super-2 number, since 2×4473009216² = 40015622892841869312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 34206 + ... + 100578.

Almost surely, 2^4473009216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4473009216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7139784806).

4473009216 is an abundant number, since it is smaller than the sum of its proper divisors (9806560396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4473009216 is a wasteful number, since it uses less digits than its factorization.

4473009216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66410 (or 66391 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 4473009216 is about 66880.5593278047. The cubic root of 4473009216 is about 1647.6562028306.

It can be divided in two parts, 4473009 and 216, that added together give a square (4473225 = 2115²).

The spelling of 4473009216 in words is "four billion, four hundred seventy-three million, nine thousand, two hundred sixteen".