11022522 has 64 divisors (see below), whose sum is σ = 26659584. Its totient is φ = 2972160.

The previous prime is 11022521. The next prime is 11022541. The reversal of 11022522 is 22522011.

It is not an unprimeable number, because it can be changed into a prime (11022521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63628 + ... + 63800.

It is an arithmetic number, because the mean of its divisors is an integer number (416556).

Almost surely, 2^11022522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11022522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13329792).

11022522 is an abundant number, since it is smaller than the sum of its proper divisors (15637062).

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

11022522 is a wasteful number, since it uses less digits than its factorization.

11022522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 11022522 is about 3320.0183734431. The cubic root of 11022522 is about 222.5496888563.

Adding to 11022522 its reverse (22522011), we get a palindrome (33544533).

The spelling of 11022522 in words is "eleven million, twenty-two thousand, five hundred twenty-two".