22052345 has 8 divisors (see below), whose sum is σ = 30243264. Its totient is φ = 15121584.

The previous prime is 22052341. The next prime is 22052347. The reversal of 22052345 is 54325022.

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

It is a cyclic number.

It is not a de Polignac number, because 22052345 - 2² = 22052341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22052345.

It is not an unprimeable number, because it can be changed into a prime (22052341) 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, 314999 + ... + 315068.

It is an arithmetic number, because the mean of its divisors is an integer number (3780408).

Almost surely, 2^22052345 is an apocalyptic number.

It is an amenable number.

22052345 is a deficient number, since it is larger than the sum of its proper divisors (8190919).

22052345 is an equidigital number, since it uses as much as digits as its factorization.

22052345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630079.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 22052345 is about 4695.9924403687. The cubic root of 22052345 is about 280.4259884826.

Adding to 22052345 its reverse (54325022), we get a palindrome (76377367).

The spelling of 22052345 in words is "twenty-two million, fifty-two thousand, three hundred forty-five".