33224068973 has 2 divisors, whose sum is σ = 33224068974. Its totient is φ = 33224068972.

The previous prime is 33224068939. The next prime is 33224069003. The reversal of 33224068973 is 37986042233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26036081449 + 7187987524 = 161357^2 + 84782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33224068973 is a prime.

It is a super-2 number, since 2×33224068973² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33224068373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16612034486 + 16612034487.

It is an arithmetic number, because the mean of its divisors is an integer number (16612034487).

Almost surely, 2^33224068973 is an apocalyptic number.

It is an amenable number.

33224068973 is a deficient number, since it is larger than the sum of its proper divisors (1).

33224068973 is an equidigital number, since it uses as much as digits as its factorization.

33224068973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 33224068973 in words is "thirty-three billion, two hundred twenty-four million, sixty-eight thousand, nine hundred seventy-three".