74349419 has 2 divisors, whose sum is σ = 74349420. Its totient is φ = 74349418.

The previous prime is 74349403. The next prime is 74349421. The reversal of 74349419 is 91494347.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74349419 - 2⁴ = 74349403 is a prime.

It is a super-2 number, since 2×74349419² = 11055672211275122, which contains 22 as substring.

Together with 74349421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74349469) 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, 37174709 + 37174710.

It is an arithmetic number, because the mean of its divisors is an integer number (37174710).

Almost surely, 2^74349419 is an apocalyptic number.

74349419 is a deficient number, since it is larger than the sum of its proper divisors (1).

74349419 is an equidigital number, since it uses as much as digits as its factorization.

74349419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 41.

The square root of 74349419 is about 8622.6109154942. The cubic root of 74349419 is about 420.4934091640.

The spelling of 74349419 in words is "seventy-four million, three hundred forty-nine thousand, four hundred nineteen".