6442852285 has 8 divisors (see below), whose sum is σ = 7733672280. Its totient is φ = 5152782144.

The previous prime is 6442852279. The next prime is 6442852319. The reversal of 6442852285 is 5822582446.

It can be written as a sum of positive squares in 4 ways, for example, as 402764761 + 6040087524 = 20069^2 + 77718^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6442852285 - 2³ = 6442852277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168382 + ... + 203071.

It is an arithmetic number, because the mean of its divisors is an integer number (966709035).

Almost surely, 2^6442852285 is an apocalyptic number.

It is an amenable number.

6442852285 is a deficient number, since it is larger than the sum of its proper divisors (1290819995).

6442852285 is a wasteful number, since it uses less digits than its factorization.

6442852285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374927.

The product of its digits is 1228800, while the sum is 46.

The square root of 6442852285 is about 80267.3799559946. The cubic root of 6442852285 is about 1860.7701251672.

The spelling of 6442852285 in words is "six billion, four hundred forty-two million, eight hundred fifty-two thousand, two hundred eighty-five".