22236806404 has 24 divisors (see below), whose sum is σ = 39248046656. Its totient is φ = 11023452000.

The previous prime is 22236806393. The next prime is 22236806437. The reversal of 22236806404 is 40460863222.

It is a super-2 number, since 2×22236806404² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193249 + ... + 286039.

Almost surely, 2^22236806404 is an apocalyptic number.

It is an amenable number.

22236806404 is a deficient number, since it is larger than the sum of its proper divisors (17011240252).

22236806404 is a wasteful number, since it uses less digits than its factorization.

22236806404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93307 (or 93305 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 22236806404 in words is "twenty-two billion, two hundred thirty-six million, eight hundred six thousand, four hundred four".