6135556 has 36 divisors (see below), whose sum is σ = 12972288. Its totient is φ = 2487024.

The previous prime is 6135553. The next prime is 6135581. The reversal of 6135556 is 6555316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6135553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9805 + ... + 10411.

Almost surely, 2^6135556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6135556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6486144).

6135556 is an abundant number, since it is smaller than the sum of its proper divisors (6836732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6135556 is a wasteful number, since it uses less digits than its factorization.

6135556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656 (or 635 counting only the distinct ones).

The product of its digits is 13500, while the sum is 31.

The square root of 6135556 is about 2477.0054501353. The cubic root of 6135556 is about 183.0703343764.

The spelling of 6135556 in words is "six million, one hundred thirty-five thousand, five hundred fifty-six".