6155856 has 120 divisors (see below), whose sum is σ = 20427264. Its totient is φ = 1693440.

The previous prime is 6155839. The next prime is 6155857. The reversal of 6155856 is 6585516.

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (36000) is a multiple of the sum of its prime divisors (240).

It is a self number, because there is not a number n which added to its sum of digits gives 6155856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6155857) 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 23 ways as a sum of consecutive naturals, for example, 31150 + ... + 31346.

Almost surely, 2^6155856 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 6155856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10213632).

6155856 is an abundant number, since it is smaller than the sum of its proper divisors (14271408).

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

6155856 is a wasteful number, since it uses less digits than its factorization.

6155856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 240 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 6155856 is about 2481.0997561565. The cubic root of 6155856 is about 183.2720132849.

The spelling of 6155856 in words is "six million, one hundred fifty-five thousand, eight hundred fifty-six".