726550772 has 24 divisors (see below), whose sum is σ = 1339898112. Its totient is φ = 344036000.

The previous prime is 726550771. The next prime is 726550793. The reversal of 726550772 is 277055627.

726550772 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 not an unprimeable number, because it can be changed into a prime (726550771) 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, 29804 + ... + 48387.

It is an arithmetic number, because the mean of its divisors is an integer number (55829088).

Almost surely, 2^726550772 is an apocalyptic number.

It is an amenable number.

726550772 is a deficient number, since it is larger than the sum of its proper divisors (613347340).

726550772 is a wasteful number, since it uses less digits than its factorization.

726550772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78319 (or 78317 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 726550772 is about 26954.6057659911. The cubic root of 726550772 is about 898.9909563666.

The spelling of 726550772 in words is "seven hundred twenty-six million, five hundred fifty thousand, seven hundred seventy-two".