22110345 has 12 divisors (see below), whose sum is σ = 38324676. Its totient is φ = 11792160.

The previous prime is 22110343. The next prime is 22110367. The reversal of 22110345 is 54301122.

It can be written as a sum of positive squares in 2 ways, for example, as 6594624 + 15515721 = 2568^2 + 3939^2 .

It is not a de Polignac number, because 22110345 - 2¹ = 22110343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22110343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245626 + ... + 245715.

It is an arithmetic number, because the mean of its divisors is an integer number (3193723).

Almost surely, 2^22110345 is an apocalyptic number.

It is an amenable number.

22110345 is a deficient number, since it is larger than the sum of its proper divisors (16214331).

22110345 is a wasteful number, since it uses less digits than its factorization.

22110345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491352 (or 491349 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 22110345 is about 4702.1638635845. The cubic root of 22110345 is about 280.6716232640.

Adding to 22110345 its reverse (54301122), we get a palindrome (76411467).

The spelling of 22110345 in words is "twenty-two million, one hundred ten thousand, three hundred forty-five".