11284056 has 128 divisors (see below), whose sum is σ = 38016000. Its totient is φ = 3027456.

The previous prime is 11284037. The next prime is 11284111. The reversal of 11284056 is 65048211.

It is a super-2 number, since 2×11284056² = 254659839622272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 25485 + ... + 25923.

It is an arithmetic number, because the mean of its divisors is an integer number (297000).

Almost surely, 2^11284056 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 11284056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19008000).

11284056 is an abundant number, since it is smaller than the sum of its proper divisors (26731944).

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

11284056 is a wasteful number, since it uses less digits than its factorization.

11284056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 11284056 is about 3359.1748986916. The cubic root of 11284056 is about 224.2961113665.

It can be divided in two parts, 112840 and 56, that added together give a square (112896 = 336²).

The spelling of 11284056 in words is "eleven million, two hundred eighty-four thousand, fifty-six".