734742740 has 12 divisors (see below), whose sum is σ = 1542959796. Its totient is φ = 293897088.

The previous prime is 734742709. The next prime is 734742761. The reversal of 734742740 is 47247437.

It is a happy number.

734742740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 562923076 + 171819664 = 23726^2 + 13108^2 .

It is a junction number, because it is equal to n+sod(n) for n = 734742694 and 734742703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18368549 + ... + 18368588.

It is an arithmetic number, because the mean of its divisors is an integer number (128579983).

Almost surely, 2^734742740 is an apocalyptic number.

It is an amenable number.

734742740 is an abundant number, since it is smaller than the sum of its proper divisors (808217056).

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

734742740 is a wasteful number, since it uses less digits than its factorization.

734742740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36737146 (or 36737144 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 38.

The square root of 734742740 is about 27106.1384191847. The cubic root of 734742740 is about 902.3570889137.

The spelling of 734742740 in words is "seven hundred thirty-four million, seven hundred forty-two thousand, seven hundred forty".