22192845 has 16 divisors (see below), whose sum is σ = 35568960. Its totient is φ = 11816064.

The previous prime is 22192829. The next prime is 22192867. The reversal of 22192845 is 54829122.

It is not a de Polignac number, because 22192845 - 2⁴ = 22192829 is a prime.

It is a congruent number.

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, 13266 + ... + 14844.

It is an arithmetic number, because the mean of its divisors is an integer number (2223060).

Almost surely, 2^22192845 is an apocalyptic number.

It is an amenable number.

22192845 is a deficient number, since it is larger than the sum of its proper divisors (13376115).

22192845 is a wasteful number, since it uses less digits than its factorization.

22192845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524.

The product of its digits is 11520, while the sum is 33.

The square root of 22192845 is about 4710.9282524785. The cubic root of 22192845 is about 281.0202785904.

The spelling of 22192845 in words is "twenty-two million, one hundred ninety-two thousand, eight hundred forty-five".