6138375 has 16 divisors (see below), whose sum is σ = 10214880. Its totient is φ = 3273600.

The previous prime is 6138371. The next prime is 6138383. The reversal of 6138375 is 5738316.

It is a happy number.

It is not a de Polignac number, because 6138375 - 2² = 6138371 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6138371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7810 + ... + 8559.

It is an arithmetic number, because the mean of its divisors is an integer number (638430).

Almost surely, 2^6138375 is an apocalyptic number.

6138375 is a deficient number, since it is larger than the sum of its proper divisors (4076505).

6138375 is a wasteful number, since it uses less digits than its factorization.

6138375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16387 (or 16377 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 6138375 is about 2477.5744186603. The cubic root of 6138375 is about 183.0983674922.

The spelling of 6138375 in words is "six million, one hundred thirty-eight thousand, three hundred seventy-five".