74449433 has 2 divisors, whose sum is σ = 74449434. Its totient is φ = 74449432.

The previous prime is 74449421. The next prime is 74449447. The reversal of 74449433 is 33494447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42549529 + 31899904 = 6523^2 + 5648^2 .

It is a cyclic number.

It is not a de Polignac number, because 74449433 - 2⁶ = 74449369 is a prime.

It is not a weakly prime, because it can be changed into another prime (74449633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37224716 + 37224717.

It is an arithmetic number, because the mean of its divisors is an integer number (37224717).

Almost surely, 2^74449433 is an apocalyptic number.

It is an amenable number.

74449433 is a deficient number, since it is larger than the sum of its proper divisors (1).

74449433 is an equidigital number, since it uses as much as digits as its factorization.

74449433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 38.

The square root of 74449433 is about 8628.4084859260. The cubic root of 74449433 is about 420.6818723471.

The spelling of 74449433 in words is "seventy-four million, four hundred forty-nine thousand, four hundred thirty-three".