6238643 has 6 divisors (see below), whose sum is σ = 6627516. Its totient is φ = 5871392.

The previous prime is 6238597. The next prime is 6238649. The reversal of 6238643 is 3468326.

It is not a de Polignac number, because 6238643 - 2⁶ = 6238579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6238649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10505 + ... + 11082.

It is an arithmetic number, because the mean of its divisors is an integer number (1104586).

Almost surely, 2^6238643 is an apocalyptic number.

6238643 is a deficient number, since it is larger than the sum of its proper divisors (388873).

6238643 is a wasteful number, since it uses less digits than its factorization.

6238643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21621 (or 21604 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 6238643 is about 2497.7275672098. The cubic root of 6238643 is about 184.0899351618.

The spelling of 6238643 in words is "six million, two hundred thirty-eight thousand, six hundred forty-three".