6380243 has 4 divisors (see below), whose sum is σ = 6552720. Its totient is φ = 6207768.

The previous prime is 6380237. The next prime is 6380249. The reversal of 6380243 is 3420836.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6380237) and next prime (6380249).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6380243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6380249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86183 + ... + 86256.

It is an arithmetic number, because the mean of its divisors is an integer number (1638180).

Almost surely, 2^6380243 is an apocalyptic number.

6380243 is a deficient number, since it is larger than the sum of its proper divisors (172477).

6380243 is a wasteful number, since it uses less digits than its factorization.

6380243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172476.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 6380243 is about 2525.9142899156. The cubic root of 6380243 is about 185.4723066841.

The spelling of 6380243 in words is "six million, three hundred eighty thousand, two hundred forty-three".