6428353 has 2 divisors, whose sum is σ = 6428354. Its totient is φ = 6428352.

The previous prime is 6428311. The next prime is 6428369. The reversal of 6428353 is 3538246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4870849 + 1557504 = 2207^2 + 1248^2 .

It is a cyclic number.

It is not a de Polignac number, because 6428353 - 2¹⁷ = 6297281 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 6⁷ + 4¹¹ + 2³ + 8 + 3⁵ + 5⁹ + 3⁶ .

6428353 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6428393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3214176 + 3214177.

It is an arithmetic number, because the mean of its divisors is an integer number (3214177).

Almost surely, 2^6428353 is an apocalyptic number.

It is an amenable number.

6428353 is a deficient number, since it is larger than the sum of its proper divisors (1).

6428353 is an equidigital number, since it uses as much as digits as its factorization.

6428353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

The square root of 6428353 is about 2535.4196891245. The cubic root of 6428353 is about 185.9373223123.

The spelling of 6428353 in words is "six million, four hundred twenty-eight thousand, three hundred fifty-three".