74434043 has 2 divisors, whose sum is σ = 74434044. Its totient is φ = 74434042.

The previous prime is 74434033. The next prime is 74434079. The reversal of 74434043 is 34043447.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74434043 - 2⁴ = 74434027 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 74433997 and 74434015.

It is not a weakly prime, because it can be changed into another prime (74434033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37217021 + 37217022.

It is an arithmetic number, because the mean of its divisors is an integer number (37217022).

Almost surely, 2^74434043 is an apocalyptic number.

74434043 is a deficient number, since it is larger than the sum of its proper divisors (1).

74434043 is an equidigital number, since it uses as much as digits as its factorization.

74434043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 29.

The square root of 74434043 is about 8627.5166183555. The cubic root of 74434043 is about 420.6528829158.

The spelling of 74434043 in words is "seventy-four million, four hundred thirty-four thousand, forty-three".