722986336 has 48 divisors (see below), whose sum is σ = 1539228096. Its totient is φ = 332978176.

The previous prime is 722986331. The next prime is 722986349. The reversal of 722986336 is 633689227.

722986336 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 (722986331) 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, 11430 + ... + 39706.

It is an arithmetic number, because the mean of its divisors is an integer number (32067252).

Almost surely, 2^722986336 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 722986336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (769614048).

722986336 is an abundant number, since it is smaller than the sum of its proper divisors (816241760).

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

722986336 is a wasteful number, since it uses less digits than its factorization.

722986336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28351 (or 28343 counting only the distinct ones).

The product of its digits is 653184, while the sum is 46.

The square root of 722986336 is about 26888.4052334831. The cubic root of 722986336 is about 897.5184048698.

The spelling of 722986336 in words is "seven hundred twenty-two million, nine hundred eighty-six thousand, three hundred thirty-six".