6438316 has 12 divisors (see below), whose sum is σ = 11458440. Its totient is φ = 3164480.

The previous prime is 6438307. The next prime is 6438331. The reversal of 6438316 is 6138346.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13405 + ... + 13876.

It is an arithmetic number, because the mean of its divisors is an integer number (954870).

Almost surely, 2^6438316 is an apocalyptic number.

It is an amenable number.

6438316 is a deficient number, since it is larger than the sum of its proper divisors (5020124).

6438316 is a wasteful number, since it uses less digits than its factorization.

6438316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27344 (or 27342 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 6438316 is about 2537.3836919157. The cubic root of 6438316 is about 186.0333312140.

The spelling of 6438316 in words is "six million, four hundred thirty-eight thousand, three hundred sixteen".