22023406236 has 48 divisors (see below), whose sum is σ = 58253552000. Its totient is φ = 6419777472.

The previous prime is 22023406213. The next prime is 22023406303. The reversal of 22023406236 is 63260432022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3712186 + ... + 3718113.

Almost surely, 2^22023406236 is an apocalyptic number.

22023406236 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22023406236 is an abundant number, since it is smaller than the sum of its proper divisors (36230145764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22023406236 is a wasteful number, since it uses less digits than its factorization.

22023406236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7430338 (or 7430336 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 22023406236 its reverse (63260432022), we get a palindrome (85283838258).

The spelling of 22023406236 in words is "twenty-two billion, twenty-three million, four hundred six thousand, two hundred thirty-six".