74383449 has 32 divisors (see below), whose sum is σ = 125245440. Its totient is φ = 38260992.

The previous prime is 74383427. The next prime is 74383459. The reversal of 74383449 is 94438347.

It is not a de Polignac number, because 74383449 - 2⁷ = 74383321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74383449.

It is not an unprimeable number, because it can be changed into a prime (74383459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3682 + ... + 12740.

It is an arithmetic number, because the mean of its divisors is an integer number (3913920).

Almost surely, 2^74383449 is an apocalyptic number.

It is an amenable number.

74383449 is a deficient number, since it is larger than the sum of its proper divisors (50861991).

74383449 is a wasteful number, since it uses less digits than its factorization.

74383449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109.

The product of its digits is 290304, while the sum is 42.

The square root of 74383449 is about 8624.5839899673. The cubic root of 74383449 is about 420.5575531672.

The spelling of 74383449 in words is "seventy-four million, three hundred eighty-three thousand, four hundred forty-nine".