11228526 has 48 divisors (see below), whose sum is σ = 25225200. Its totient is φ = 3608064.

The previous prime is 11228521. The next prime is 11228543. The reversal of 11228526 is 62582211.

It is a happy number.

11228526 is a `hidden beast` number, since 112 + 28 + 526 = 666.

It is a super-2 number, since 2×11228526² = 252159592265352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11228526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11228521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102960 + ... + 103068.

It is an arithmetic number, because the mean of its divisors is an integer number (525525).

Almost surely, 2^11228526 is an apocalyptic number.

11228526 is an abundant number, since it is smaller than the sum of its proper divisors (13996674).

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

11228526 is a wasteful number, since it uses less digits than its factorization.

11228526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273 (or 270 counting only the distinct ones).

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

The square root of 11228526 is about 3350.8992822823. The cubic root of 11228526 is about 223.9275780970.

The spelling of 11228526 in words is "eleven million, two hundred twenty-eight thousand, five hundred twenty-six".