22245315 has 8 divisors (see below), whose sum is σ = 35592528. Its totient is φ = 11864160.

The previous prime is 22245287. The next prime is 22245323. The reversal of 22245315 is 51354222.

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

It is not a de Polignac number, because 22245315 - 2⁷ = 22245187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741496 + ... + 741525.

It is an arithmetic number, because the mean of its divisors is an integer number (4449066).

Almost surely, 2^22245315 is an apocalyptic number.

22245315 is a deficient number, since it is larger than the sum of its proper divisors (13347213).

22245315 is a wasteful number, since it uses less digits than its factorization.

22245315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483029.

The product of its digits is 2400, while the sum is 24.

The square root of 22245315 is about 4716.4939308770. The cubic root of 22245315 is about 281.2415740686.

Adding to 22245315 its reverse (51354222), we get a palindrome (73599537).

The spelling of 22245315 in words is "twenty-two million, two hundred forty-five thousand, three hundred fifteen".