22424001 has 8 divisors (see below), whose sum is σ = 30320064. Its totient is φ = 14738640.

The previous prime is 22423997. The next prime is 22424041. The reversal of 22424001 is 10042422.

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

It is not a de Polignac number, because 22424001 - 2² = 22423997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22424041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52426 + ... + 52851.

It is an arithmetic number, because the mean of its divisors is an integer number (3790008).

Almost surely, 2^22424001 is an apocalyptic number.

It is an amenable number.

22424001 is a deficient number, since it is larger than the sum of its proper divisors (7896063).

22424001 is a wasteful number, since it uses less digits than its factorization.

22424001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105351.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 22424001 is about 4735.3987160534. The cubic root of 22424001 is about 281.9925932364.

Adding to 22424001 its reverse (10042422), we get a palindrome (32466423).

The spelling of 22424001 in words is "twenty-two million, four hundred twenty-four thousand, one".