23004422 has 24 divisors (see below), whose sum is σ = 40383360. Its totient is φ = 9799440.

The previous prime is 23004409. The next prime is 23004433. The reversal of 23004422 is 22440032.

It is a self number, because there is not a number n which added to its sum of digits gives 23004422.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 18104 + ... + 19332.

It is an arithmetic number, because the mean of its divisors is an integer number (1682640).

Almost surely, 2^23004422 is an apocalyptic number.

23004422 is a deficient number, since it is larger than the sum of its proper divisors (17378938).

23004422 is a wasteful number, since it uses less digits than its factorization.

23004422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436 (or 1429 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 23004422 is about 4796.2925265250. The cubic root of 23004422 is about 284.4049222952.

Adding to 23004422 its reverse (22440032), we get a palindrome (45444454).

The spelling of 23004422 in words is "twenty-three million, four thousand, four hundred twenty-two".