6189156 has 48 divisors (see below), whose sum is σ = 16994880. Its totient is φ = 1941120.

The previous prime is 6189143. The next prime is 6189163. The reversal of 6189156 is 6519816.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6189156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151 + ... + 3521.

It is an arithmetic number, because the mean of its divisors is an integer number (354060).

Almost surely, 2^6189156 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 6189156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8497440).

6189156 is an abundant number, since it is smaller than the sum of its proper divisors (10805724).

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

6189156 is a wasteful number, since it uses less digits than its factorization.

6189156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401 (or 3393 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 6189156 is about 2487.8014390220. The cubic root of 6189156 is about 183.6018881433.

The spelling of 6189156 in words is "six million, one hundred eighty-nine thousand, one hundred fifty-six".