74441429 has 2 divisors, whose sum is σ = 74441430. Its totient is φ = 74441428.

The previous prime is 74441413. The next prime is 74441483. The reversal of 74441429 is 92414447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70728100 + 3713329 = 8410^2 + 1927^2 .

It is a cyclic number.

It is not a de Polignac number, because 74441429 - 2⁴ = 74441413 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74471429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37220714 + 37220715.

It is an arithmetic number, because the mean of its divisors is an integer number (37220715).

Almost surely, 2^74441429 is an apocalyptic number.

It is an amenable number.

74441429 is a deficient number, since it is larger than the sum of its proper divisors (1).

74441429 is an equidigital number, since it uses as much as digits as its factorization.

74441429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 74441429 is about 8627.9446567534. The cubic root of 74441429 is about 420.6667960811. Note that the first 3 decimals are identical.

The spelling of 74441429 in words is "seventy-four million, four hundred forty-one thousand, four hundred twenty-nine".