74506433 has 2 divisors, whose sum is σ = 74506434. Its totient is φ = 74506432.

The previous prime is 74506417. The next prime is 74506451. The reversal of 74506433 is 33460547.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74166544 + 339889 = 8612^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 74506433 - 2⁴ = 74506417 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 74506433.

It is not a weakly prime, because it can be changed into another prime (74506403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37253216 + 37253217.

It is an arithmetic number, because the mean of its divisors is an integer number (37253217).

Almost surely, 2^74506433 is an apocalyptic number.

It is an amenable number.

74506433 is a deficient number, since it is larger than the sum of its proper divisors (1).

74506433 is an equidigital number, since it uses as much as digits as its factorization.

74506433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 74506433 is about 8631.7108964562. The cubic root of 74506433 is about 420.7892058252.

The spelling of 74506433 in words is "seventy-four million, five hundred six thousand, four hundred thirty-three".