74034047 has 2 divisors, whose sum is σ = 74034048. Its totient is φ = 74034046.

The previous prime is 74034019. The next prime is 74034061. The reversal of 74034047 is 74043047.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74034047 - 2¹⁸ = 73771903 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74034547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37017023 + 37017024.

It is an arithmetic number, because the mean of its divisors is an integer number (37017024).

Almost surely, 2^74034047 is an apocalyptic number.

74034047 is a deficient number, since it is larger than the sum of its proper divisors (1).

74034047 is an equidigital number, since it uses as much as digits as its factorization.

74034047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 74034047 is about 8604.3039811480. The cubic root of 74034047 is about 419.8980232388.

The spelling of 74034047 in words is "seventy-four million, thirty-four thousand, forty-seven".