6138568 has 8 divisors (see below), whose sum is σ = 11509830. Its totient is φ = 3069280.

The previous prime is 6138563. The next prime is 6138569. The reversal of 6138568 is 8658316.

It can be written as a sum of positive squares in only one way, i.e., 5866084 + 272484 = 2422^2 + 522^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6138563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383653 + ... + 383668.

Almost surely, 2^6138568 is an apocalyptic number.

It is an amenable number.

6138568 is a deficient number, since it is larger than the sum of its proper divisors (5371262).

6138568 is a wasteful number, since it uses less digits than its factorization.

6138568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767327 (or 767323 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 6138568 is about 2477.6133677392. The cubic root of 6138568 is about 183.1002864373.

The spelling of 6138568 in words is "six million, one hundred thirty-eight thousand, five hundred sixty-eight".