4478822825 has 12 divisors (see below), whose sum is σ = 5644787148. Its totient is φ = 3524318400.

The previous prime is 4478822791. The next prime is 4478822827. The reversal of 4478822825 is 5282288744.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1065108496 + 3413714329 = 32636^2 + 58427^2 .

It is not a de Polignac number, because 4478822825 - 2¹⁶ = 4478757289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4478822827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1466942 + ... + 1469991.

It is an arithmetic number, because the mean of its divisors is an integer number (470398929).

Almost surely, 2^4478822825 is an apocalyptic number.

It is an amenable number.

4478822825 is a deficient number, since it is larger than the sum of its proper divisors (1165964323).

4478822825 is a wasteful number, since it uses less digits than its factorization.

4478822825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937004 (or 2936999 counting only the distinct ones).

The product of its digits is 2293760, while the sum is 50.

The square root of 4478822825 is about 66924.0078372478. The cubic root of 4478822825 is about 1648.3697181671.

The spelling of 4478822825 in words is "four billion, four hundred seventy-eight million, eight hundred twenty-two thousand, eight hundred twenty-five".