734385768 has 128 divisors (see below), whose sum is σ = 2017854720. Its totient is φ = 222013440.

The previous prime is 734385733. The next prime is 734385797. The reversal of 734385768 is 867583437.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 734385768.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 836946 + ... + 837822.

It is an arithmetic number, because the mean of its divisors is an integer number (15764490).

Almost surely, 2^734385768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 734385768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1008927360).

734385768 is an abundant number, since it is smaller than the sum of its proper divisors (1283468952).

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

734385768 is a wasteful number, since it uses less digits than its factorization.

734385768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987 (or 983 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The square root of 734385768 is about 27099.5529114412. The cubic root of 734385768 is about 902.2109296403.

The spelling of 734385768 in words is "seven hundred thirty-four million, three hundred eighty-five thousand, seven hundred sixty-eight".