729568774 has 12 divisors (see below), whose sum is σ = 1202884452. Its totient is φ = 331622060.

The previous prime is 729568699. The next prime is 729568781. The reversal of 729568774 is 477865927.

729568774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1507132 + ... + 1507615.

It is an arithmetic number, because the mean of its divisors is an integer number (100240371).

Almost surely, 2^729568774 is an apocalyptic number.

729568774 is a deficient number, since it is larger than the sum of its proper divisors (473315678).

729568774 is a wasteful number, since it uses less digits than its factorization.

729568774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014771 (or 3014760 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 55.

The square root of 729568774 is about 27010.5307981905. The cubic root of 729568774 is about 900.2340025279.

The spelling of 729568774 in words is "seven hundred twenty-nine million, five hundred sixty-eight thousand, seven hundred seventy-four".