6138307 has 8 divisors (see below), whose sum is σ = 7047936. Its totient is φ = 5236872.

The previous prime is 6138299. The next prime is 6138313. The reversal of 6138307 is 7038316.

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

It is a cyclic number.

It is not a de Polignac number, because 6138307 - 2³ = 6138299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6138347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343 + ... + 3520.

It is an arithmetic number, because the mean of its divisors is an integer number (880992).

Almost surely, 2^6138307 is an apocalyptic number.

6138307 is a deficient number, since it is larger than the sum of its proper divisors (909629).

6138307 is a wasteful number, since it uses less digits than its factorization.

6138307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4097.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 6138307 is about 2477.5606955229. The cubic root of 6138307 is about 183.0976913776.

Subtracting 6138307 from its reverse (7038316), we obtain a palindrome (900009).

The spelling of 6138307 in words is "six million, one hundred thirty-eight thousand, three hundred seven".