22404046 has 16 divisors (see below), whose sum is σ = 38475360. Its totient is φ = 9584640.

The previous prime is 22403987. The next prime is 22404061. The reversal of 22404046 is 64040422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9726 + ... + 11806.

It is an arithmetic number, because the mean of its divisors is an integer number (2404710).

Almost surely, 2^22404046 is an apocalyptic number.

22404046 is a deficient number, since it is larger than the sum of its proper divisors (16071314).

22404046 is a wasteful number, since it uses less digits than its factorization.

22404046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 22404046 is about 4733.2912439443. The cubic root of 22404046 is about 281.9089205053.

Adding to 22404046 its reverse (64040422), we get a palindrome (86444468).

The spelling of 22404046 in words is "twenty-two million, four hundred four thousand, forty-six".