6138736 has 20 divisors (see below), whose sum is σ = 11932272. Its totient is φ = 3059456.

The previous prime is 6138719. The next prime is 6138739. The reversal of 6138736 is 6378316.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6138739) 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 3 ways as a sum of consecutive naturals, for example, 9165 + ... + 9811.

Almost surely, 2^6138736 is an apocalyptic number.

It is an amenable number.

6138736 is a deficient number, since it is larger than the sum of its proper divisors (5793536).

6138736 is a wasteful number, since it uses less digits than its factorization.

6138736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248 (or 1242 counting only the distinct ones).

The product of its digits is 18144, while the sum is 34.

The square root of 6138736 is about 2477.6472711022. The cubic root of 6138736 is about 183.1019567817.

The spelling of 6138736 in words is "six million, one hundred thirty-eight thousand, seven hundred thirty-six".