11574220 has 48 divisors (see below), whose sum is σ = 28385280. Its totient is φ = 3881664.

The previous prime is 11574217. The next prime is 11574257. The reversal of 11574220 is 2247511.

It is a happy number.

11574220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11574191 and 11574200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5701 + ... + 7459.

It is an arithmetic number, because the mean of its divisors is an integer number (591360).

Almost surely, 2^11574220 is an apocalyptic number.

11574220 is a gapful number since it is divisible by the number (10) 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 11574220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14192640).

11574220 is an abundant number, since it is smaller than the sum of its proper divisors (16811060).

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

11574220 is a wasteful number, since it uses less digits than its factorization.

11574220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822 (or 1820 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 11574220 is about 3402.0905337748. The cubic root of 11574220 is about 226.2024186950.

The spelling of 11574220 in words is "eleven million, five hundred seventy-four thousand, two hundred twenty".