722334668 has 72 divisors (see below), whose sum is σ = 1465989840. Its totient is φ = 310710400.

The previous prime is 722334661. The next prime is 722334703. The reversal of 722334668 is 866433227.

It is not an unprimeable number, because it can be changed into a prime (722334661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 743423 + ... + 744393.

It is an arithmetic number, because the mean of its divisors is an integer number (20360970).

Almost surely, 2^722334668 is an apocalyptic number.

It is an amenable number.

722334668 is an abundant number, since it is smaller than the sum of its proper divisors (743655172).

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

722334668 is a wasteful number, since it uses less digits than its factorization.

722334668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079 (or 1066 counting only the distinct ones).

The product of its digits is 290304, while the sum is 41.

The square root of 722334668 is about 26876.2844902341. The cubic root of 722334668 is about 897.2486626389.

The spelling of 722334668 in words is "seven hundred twenty-two million, three hundred thirty-four thousand, six hundred sixty-eight".