22404074 has 32 divisors (see below), whose sum is σ = 42768000. Its totient is φ = 8725920.

The previous prime is 22404073. The next prime is 22404089. The reversal of 22404074 is 47040422.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22404071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6062 + ... + 9030.

It is an arithmetic number, because the mean of its divisors is an integer number (1336500).

Almost surely, 2^22404074 is an apocalyptic number.

22404074 is a deficient number, since it is larger than the sum of its proper divisors (20363926).

22404074 is a wasteful number, since it uses less digits than its factorization.

22404074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003 (or 2989 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 22404074 is about 4733.2942017162. The cubic root of 22404074 is about 281.9090379461.

Adding to 22404074 its reverse (47040422), we get a palindrome (69444496).

The spelling of 22404074 in words is "twenty-two million, four hundred four thousand, seventy-four".