22169345 has 8 divisors (see below), whose sum is σ = 29021760. Its totient is φ = 16123120.

The previous prime is 22169341. The next prime is 22169351. The reversal of 22169345 is 54396122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22169345 - 2² = 22169341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22169341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201485 + ... + 201594.

It is an arithmetic number, because the mean of its divisors is an integer number (3627720).

Almost surely, 2^22169345 is an apocalyptic number.

It is an amenable number.

22169345 is a deficient number, since it is larger than the sum of its proper divisors (6852415).

22169345 is a wasteful number, since it uses less digits than its factorization.

22169345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403095.

The product of its digits is 12960, while the sum is 32.

The square root of 22169345 is about 4708.4333912672. The cubic root of 22169345 is about 280.9210527828.

The spelling of 22169345 in words is "twenty-two million, one hundred sixty-nine thousand, three hundred forty-five".