11273328 has 90 divisors (see below), whose sum is σ = 34732152. Its totient is φ = 3410880.

The previous prime is 11273299. The next prime is 11273333. The reversal of 11273328 is 82337211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17101 + ... + 17747.

Almost surely, 2^11273328 is an apocalyptic number.

11273328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11273328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17366076).

11273328 is an abundant number, since it is smaller than the sum of its proper divisors (23458824).

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

11273328 is a wasteful number, since it uses less digits than its factorization.

11273328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683 (or 663 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 11273328 is about 3357.5776982819. The cubic root of 11273328 is about 224.2250077478.

The spelling of 11273328 in words is "eleven million, two hundred seventy-three thousand, three hundred twenty-eight".