74433329 has 2 divisors, whose sum is σ = 74433330. Its totient is φ = 74433328.

The previous prime is 74433323. The next prime is 74433341. The reversal of 74433329 is 92333447.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58553104 + 15880225 = 7652^2 + 3985^2 .

It is a cyclic number.

It is not a de Polignac number, because 74433329 - 2¹⁶ = 74367793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74433323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37216664 + 37216665.

It is an arithmetic number, because the mean of its divisors is an integer number (37216665).

Almost surely, 2^74433329 is an apocalyptic number.

It is an amenable number.

74433329 is a deficient number, since it is larger than the sum of its proper divisors (1).

74433329 is an equidigital number, since it uses as much as digits as its factorization.

74433329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 35.

The square root of 74433329 is about 8627.4752390256. The cubic root of 74433329 is about 420.6515378900.

The spelling of 74433329 in words is "seventy-four million, four hundred thirty-three thousand, three hundred twenty-nine".