11285504 has 44 divisors (see below), whose sum is σ = 22991904. Its totient is φ = 5535744.

The previous prime is 11285503. The next prime is 11285507. The reversal of 11285504 is 40558211.

It is a super-3 number, since 3×11285504³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11285503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105419 + ... + 105525.

Almost surely, 2^11285504 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 11285504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11495952).

11285504 is an abundant number, since it is smaller than the sum of its proper divisors (11706400).

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

11285504 is a wasteful number, since it uses less digits than its factorization.

11285504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 11285504 is about 3359.3904208948. The cubic root of 11285504 is about 224.3057050468.

The spelling of 11285504 in words is "eleven million, two hundred eighty-five thousand, five hundred four".