22448121 has 8 divisors (see below), whose sum is σ = 29955840. Its totient is φ = 14952912.

The previous prime is 22448099. The next prime is 22448131. The reversal of 22448121 is 12184422.

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

It is not a de Polignac number, because 22448121 - 2⁶ = 22448057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22448091 and 22448100.

It is not an unprimeable number, because it can be changed into a prime (22448131) 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, 2520 + ... + 7158.

It is an arithmetic number, because the mean of its divisors is an integer number (3744480).

Almost surely, 2^22448121 is an apocalyptic number.

It is an amenable number.

22448121 is a deficient number, since it is larger than the sum of its proper divisors (7507719).

22448121 is a wasteful number, since it uses less digits than its factorization.

22448121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6255.

The product of its digits is 1024, while the sum is 24.

The square root of 22448121 is about 4737.9448076144. The cubic root of 22448121 is about 282.0936638721.

The spelling of 22448121 in words is "twenty-two million, four hundred forty-eight thousand, one hundred twenty-one".