22235572834 has 8 divisors (see below), whose sum is σ = 33415012188. Its totient is φ = 11097235440.

The previous prime is 22235572831. The next prime is 22235572859. The reversal of 22235572834 is 43827553222.

It can be written as a sum of positive squares in 2 ways, for example, as 21837450625 + 398122209 = 147775^2 + 19953^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22235572834² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22235572831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10274137 + ... + 10276300.

Almost surely, 2^22235572834 is an apocalyptic number.

22235572834 is a deficient number, since it is larger than the sum of its proper divisors (11179439354).

22235572834 is a wasteful number, since it uses less digits than its factorization.

22235572834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20550980.

The product of its digits is 806400, while the sum is 43.

The spelling of 22235572834 in words is "twenty-two billion, two hundred thirty-five million, five hundred seventy-two thousand, eight hundred thirty-four".