6402853 has 4 divisors (see below), whose sum is σ = 6445408. Its totient is φ = 6360300.

The previous prime is 6402841. The next prime is 6402859. The reversal of 6402853 is 3582046.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6402853 - 2²¹ = 4305701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6402859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21051 + ... + 21352.

It is an arithmetic number, because the mean of its divisors is an integer number (1611352).

Almost surely, 2^6402853 is an apocalyptic number.

It is an amenable number.

6402853 is a deficient number, since it is larger than the sum of its proper divisors (42555).

6402853 is a wasteful number, since it uses less digits than its factorization.

6402853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42554.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 6402853 is about 2530.3859389429. The cubic root of 6402853 is about 185.6911376897.

Adding to 6402853 its reverse (3582046), we get a palindrome (9984899).

The spelling of 6402853 in words is "six million, four hundred two thousand, eight hundred fifty-three".