74343434 has 16 divisors (see below), whose sum is σ = 124942176. Its totient is φ = 32878800.

The previous prime is 74343433. The next prime is 74343449. The reversal of 74343434 is 43434347.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 74343434.

It is not an unprimeable number, because it can be changed into a prime (74343433) 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 7 ways as a sum of consecutive naturals, for example, 44852 + ... + 46479.

It is an arithmetic number, because the mean of its divisors is an integer number (7808886).

Almost surely, 2^74343434 is an apocalyptic number.

74343434 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

74343434 is a deficient number, since it is larger than the sum of its proper divisors (50598742).

74343434 is a wasteful number, since it uses less digits than its factorization.

74343434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91381.

The product of its digits is 48384, while the sum is 32.

The square root of 74343434 is about 8622.2638558560. The cubic root of 74343434 is about 420.4821258632.

It can be divided in two parts, 7434343 and 4, that added together give a palindrome (7434347).

The spelling of 74343434 in words is "seventy-four million, three hundred forty-three thousand, four hundred thirty-four".