33243402226 has 4 divisors (see below), whose sum is σ = 49865103342. Its totient is φ = 16621701112.

The previous prime is 33243402223. The next prime is 33243402317. The reversal of 33243402226 is 62220434233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31630978201 + 1612424025 = 177851^2 + 40155^2 .

It is a super-2 number, since 2×33243402226² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (33243402223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8310850555 + ... + 8310850558.

Almost surely, 2^33243402226 is an apocalyptic number.

33243402226 is a deficient number, since it is larger than the sum of its proper divisors (16621701116).

33243402226 is a wasteful number, since it uses less digits than its factorization.

33243402226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16621701115.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 33243402226 its reverse (62220434233), we get a palindrome (95463836459).

The spelling of 33243402226 in words is "thirty-three billion, two hundred forty-three million, four hundred two thousand, two hundred twenty-six".