22168345 has 16 divisors (see below), whose sum is σ = 28152000. Its totient is φ = 16711488.

The previous prime is 22168327. The next prime is 22168351. The reversal of 22168345 is 54386122.

It is not a de Polignac number, because 22168345 - 2⁵ = 22168313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21246 + ... + 22264.

It is an arithmetic number, because the mean of its divisors is an integer number (1759500).

Almost surely, 2^22168345 is an apocalyptic number.

It is an amenable number.

22168345 is a deficient number, since it is larger than the sum of its proper divisors (5983655).

22168345 is a wasteful number, since it uses less digits than its factorization.

22168345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272.

The product of its digits is 11520, while the sum is 31.

The square root of 22168345 is about 4708.3271976361. The cubic root of 22168345 is about 280.9168288530.

The spelling of 22168345 in words is "twenty-two million, one hundred sixty-eight thousand, three hundred forty-five".