6138305 has 8 divisors (see below), whose sum is σ = 7470144. Its totient is φ = 4841200.

The previous prime is 6138299. The next prime is 6138313. The reversal of 6138305 is 5038316.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6138305 - 2²⁰ = 5089729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8291 + ... + 9000.

It is an arithmetic number, because the mean of its divisors is an integer number (933768).

Almost surely, 2^6138305 is an apocalyptic number.

It is an amenable number.

6138305 is a deficient number, since it is larger than the sum of its proper divisors (1331839).

6138305 is a wasteful number, since it uses less digits than its factorization.

6138305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17367.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 6138305 is about 2477.5602919001. The cubic root of 6138305 is about 183.0976714918.

The spelling of 6138305 in words is "six million, one hundred thirty-eight thousand, three hundred five".