22035244 has 48 divisors (see below), whose sum is σ = 49754880. Its totient is φ = 8285760.

The previous prime is 22035197. The next prime is 22035301. The reversal of 22035244 is 44253022.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 15 ways as a sum of consecutive naturals, for example, 7699 + ... + 10165.

It is an arithmetic number, because the mean of its divisors is an integer number (1036560).

Almost surely, 2^22035244 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 22035244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24877440).

22035244 is an abundant number, since it is smaller than the sum of its proper divisors (27719636).

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

22035244 is a wasteful number, since it uses less digits than its factorization.

22035244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2518 (or 2516 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 22035244 is about 4694.1712793634. The cubic root of 22035244 is about 280.3534821350.

Adding to 22035244 its reverse (44253022), we get a palindrome (66288266).

It can be divided in two parts, 2203 and 5244, that added together give a palindrome (7447).

The spelling of 22035244 in words is "twenty-two million, thirty-five thousand, two hundred forty-four".