743374338 has 16 divisors (see below), whose sum is σ = 1699141440. Its totient is φ = 212392656.

The previous prime is 743374337. The next prime is 743374349. The reversal of 743374338 is 833473347.

It is a happy number.

743374338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 17699389 = 743374338 / (7 + 4 + 3 + 3 + 7 + 4 + 3 + 3 + 8).

It is a self number, because there is not a number n which added to its sum of digits gives 743374338.

It is not an unprimeable number, because it can be changed into a prime (743374337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8849653 + ... + 8849736.

It is an arithmetic number, because the mean of its divisors is an integer number (106196340).

Almost surely, 2^743374338 is an apocalyptic number.

743374338 is an abundant number, since it is smaller than the sum of its proper divisors (955767102).

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

743374338 is a wasteful number, since it uses less digits than its factorization.

743374338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17699401.

The product of its digits is 508032, while the sum is 42.

The square root of 743374338 is about 27264.8920408646. The cubic root of 743374338 is about 905.8769063161.

Subtracting 743374338 from its reverse (833473347), we obtain a palindrome (90099009).

The spelling of 743374338 in words is "seven hundred forty-three million, three hundred seventy-four thousand, three hundred thirty-eight".