33474224389 has 2 divisors, whose sum is σ = 33474224390. Its totient is φ = 33474224388.

The previous prime is 33474224369. The next prime is 33474224393. The reversal of 33474224389 is 98342247433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31908676900 + 1565547489 = 178630^2 + 39567^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33474224389 is a prime.

It is a super-2 number, since 2×33474224389² (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 (33474224309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16737112194 + 16737112195.

It is an arithmetic number, because the mean of its divisors is an integer number (16737112195).

Almost surely, 2^33474224389 is an apocalyptic number.

It is an amenable number.

33474224389 is a deficient number, since it is larger than the sum of its proper divisors (1).

33474224389 is an equidigital number, since it uses as much as digits as its factorization.

33474224389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3483648, while the sum is 49.

The spelling of 33474224389 in words is "thirty-three billion, four hundred seventy-four million, two hundred twenty-four thousand, three hundred eighty-nine".