74403340 has 24 divisors (see below), whose sum is σ = 170451792. Its totient is φ = 27055680.

The previous prime is 74403313. The next prime is 74403349. The reversal of 74403340 is 4330447.

It is not an unprimeable number, because it can be changed into a prime (74403349) 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 in 7 ways as a sum of consecutive naturals, for example, 168879 + ... + 169318.

It is an arithmetic number, because the mean of its divisors is an integer number (7102158).

Almost surely, 2^74403340 is an apocalyptic number.

It is an amenable number.

74403340 is an abundant number, since it is smaller than the sum of its proper divisors (96048452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74403340 is a wasteful number, since it uses less digits than its factorization.

74403340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338217 (or 338215 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 74403340 is about 8625.7370699552. The cubic root of 74403340 is about 420.5950371544.

Adding to 74403340 its reverse (4330447), we get a palindrome (78733787).

The spelling of 74403340 in words is "seventy-four million, four hundred three thousand, three hundred forty".