6398235 has 12 divisors (see below), whose sum is σ = 11090352. Its totient is φ = 3412368.

The previous prime is 6398207. The next prime is 6398237. The reversal of 6398235 is 5328936.

It is not a de Polignac number, because 6398235 - 2¹⁰ = 6397211 is a prime.

It is a super-2 number, since 2×6398235² = 81874822230450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6398235.

It is not an unprimeable number, because it can be changed into a prime (6398237) 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, 71047 + ... + 71136.

It is an arithmetic number, because the mean of its divisors is an integer number (924196).

Almost surely, 2^6398235 is an apocalyptic number.

6398235 is a deficient number, since it is larger than the sum of its proper divisors (4692117).

6398235 is a wasteful number, since it uses less digits than its factorization.

6398235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142194 (or 142191 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 6398235 is about 2529.4732653262. The cubic root of 6398235 is about 185.6464842664.

The spelling of 6398235 in words is "six million, three hundred ninety-eight thousand, two hundred thirty-five".