11155232 has 72 divisors (see below), whose sum is σ = 25069968. Its totient is φ = 4878720.

The previous prime is 11155219. The next prime is 11155267. The reversal of 11155232 is 23255111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166463 + ... + 166529.

It is an arithmetic number, because the mean of its divisors is an integer number (348194).

Almost surely, 2^11155232 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 11155232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12534984).

11155232 is an abundant number, since it is smaller than the sum of its proper divisors (13914736).

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

11155232 is a wasteful number, since it uses less digits than its factorization.

11155232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 123 counting only the distinct ones).

The product of its digits is 300, while the sum is 20.

The square root of 11155232 is about 3339.9449097253. The cubic root of 11155232 is about 223.4392863763.

The spelling of 11155232 in words is "eleven million, one hundred fifty-five thousand, two hundred thirty-two".