789722 has 4 divisors (see below), whose sum is σ = 1184586. Its totient is φ = 394860.

The previous prime is 789721. The next prime is 789731. The reversal of 789722 is 227987.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227987 = 17 ⋅13411.

It can be written as a sum of positive squares in only one way, i.e., 638401 + 151321 = 799^2 + 389^2 .

It is not an unprimeable number, because it can be changed into a prime (789721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197429 + ... + 197432.

2⁷⁸⁹⁷²² is an apocalyptic number.

789722 is a deficient number, since it is larger than the sum of its proper divisors (394864).

789722 is a wasteful number, since it uses less digits than its factorization.

789722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394863.

The product of its digits is 14112, while the sum is 35.

The square root of 789722 is about 888.6630407528. The cubic root of 789722 is about 92.4325098151.

The spelling of 789722 in words is "seven hundred eighty-nine thousand, seven hundred twenty-two".