6428853 has 12 divisors (see below), whose sum is σ = 9342060. Its totient is φ = 4260096.

The previous prime is 6428833. The next prime is 6428857. The reversal of 6428853 is 3588246.

6428853 is a `hidden beast` number, since 642 + 8 + 8 + 5 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4848804 + 1580049 = 2202^2 + 1257^2 .

It is not a de Polignac number, because 6428853 - 2⁶ = 6428789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6428857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 508 + ... + 3621.

It is an arithmetic number, because the mean of its divisors is an integer number (778505).

Almost surely, 2^6428853 is an apocalyptic number.

It is an amenable number.

6428853 is a deficient number, since it is larger than the sum of its proper divisors (2913207).

6428853 is a wasteful number, since it uses less digits than its factorization.

6428853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308 (or 4305 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 6428853 is about 2535.5182902121. The cubic root of 6428853 is about 185.9421429483.

The spelling of 6428853 in words is "six million, four hundred twenty-eight thousand, eight hundred fifty-three".