74326433 has 2 divisors, whose sum is σ = 74326434. Its totient is φ = 74326432.

The previous prime is 74326429. The next prime is 74326453. The reversal of 74326433 is 33462347.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45468049 + 28858384 = 6743^2 + 5372^2 .

It is an emirp because it is prime and its reverse (33462347) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74326433 - 2² = 74326429 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74326433.

It is not a weakly prime, because it can be changed into another prime (74326453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37163216 + 37163217.

It is an arithmetic number, because the mean of its divisors is an integer number (37163217).

Almost surely, 2^74326433 is an apocalyptic number.

It is an amenable number.

74326433 is a deficient number, since it is larger than the sum of its proper divisors (1).

74326433 is an equidigital number, since it uses as much as digits as its factorization.

74326433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 32.

The square root of 74326433 is about 8621.2779215149. The cubic root of 74326433 is about 420.4500711982.

The spelling of 74326433 in words is "seventy-four million, three hundred twenty-six thousand, four hundred thirty-three".