22110445 has 16 divisors (see below), whose sum is σ = 30970368. Its totient is φ = 14837760.

The previous prime is 22110443. The next prime is 22110449. The reversal of 22110445 is 54401122.

It is not a de Polignac number, because 22110445 - 2¹ = 22110443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5076 + ... + 8365.

It is an arithmetic number, because the mean of its divisors is an integer number (1935648).

Almost surely, 2^22110445 is an apocalyptic number.

It is an amenable number.

22110445 is a deficient number, since it is larger than the sum of its proper divisors (8859923).

22110445 is a wasteful number, since it uses less digits than its factorization.

22110445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13500.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 22110445 is about 4702.1744969748. The cubic root of 22110445 is about 280.6720464010.

Adding to 22110445 its reverse (54401122), we get a palindrome (76511567).

The spelling of 22110445 in words is "twenty-two million, one hundred ten thousand, four hundred forty-five".