22420433432 has 16 divisors (see below), whose sum is σ = 42544799640. Its totient is φ = 11075153536.

The previous prime is 22420433401. The next prime is 22420433443. The reversal of 22420433432 is 23433402422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22420433395 and 22420433404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16882193 + ... + 16883520.

Almost surely, 2^22420433432 is an apocalyptic number.

It is an amenable number.

22420433432 is a deficient number, since it is larger than the sum of its proper divisors (20124366208).

22420433432 is a wasteful number, since it uses less digits than its factorization.

22420433432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33765802 (or 33765798 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 22420433432 its reverse (23433402422), we get a palindrome (45853835854).

The spelling of 22420433432 in words is "twenty-two billion, four hundred twenty million, four hundred thirty-three thousand, four hundred thirty-two".