722308000 has 96 divisors (see below), whose sum is σ = 1783192320. Its totient is φ = 287545600.

The previous prime is 722307991. The next prime is 722308003. The reversal of 722308000 is 803227.

It is a happy number.

722308000 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (722308003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1435749 + ... + 1436251.

It is an arithmetic number, because the mean of its divisors is an integer number (18574920).

Almost surely, 2^722308000 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 722308000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (891596160).

722308000 is an abundant number, since it is smaller than the sum of its proper divisors (1060884320).

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

722308000 is a wasteful number, since it uses less digits than its factorization.

722308000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887 (or 869 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 722308000 is about 26875.7883605300. The cubic root of 722308000 is about 897.2376206096.

The spelling of 722308000 in words is "seven hundred twenty-two million, three hundred eight thousand".