9155856 has 80 divisors (see below), whose sum is σ = 24909120. Its totient is φ = 2895360.

The previous prime is 9155837. The next prime is 9155857. The reversal of 9155856 is 6585519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9155857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150066 + ... + 150126.

It is an arithmetic number, because the mean of its divisors is an integer number (311364).

Almost surely, 2^9155856 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 9155856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12454560).

9155856 is an abundant number, since it is smaller than the sum of its proper divisors (15753264).

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

9155856 is a wasteful number, since it uses less digits than its factorization.

9155856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 178 counting only the distinct ones).

The product of its digits is 54000, while the sum is 39.

The square root of 9155856 is about 3025.8645045672. The cubic root of 9155856 is about 209.2022339867.

It can be divided in two parts, 9155 and 856, that added together give a triangular number (10011 = T₁₄₁).

The spelling of 9155856 in words is "nine million, one hundred fifty-five thousand, eight hundred fifty-six".