74016947 has 2 divisors, whose sum is σ = 74016948. Its totient is φ = 74016946.

The previous prime is 74016881. The next prime is 74016949. The reversal of 74016947 is 74961047.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74016947 - 2¹⁸ = 73754803 is a prime.

Together with 74016949, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74016947.

It is not a weakly prime, because it can be changed into another prime (74016949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37008473 + 37008474.

It is an arithmetic number, because the mean of its divisors is an integer number (37008474).

Almost surely, 2^74016947 is an apocalyptic number.

74016947 is a deficient number, since it is larger than the sum of its proper divisors (1).

74016947 is an equidigital number, since it uses as much as digits as its factorization.

74016947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 74016947 is about 8603.3102350200. The cubic root of 74016947 is about 419.8656921273.

The spelling of 74016947 in words is "seventy-four million, sixteen thousand, nine hundred forty-seven".