605722 has 8 divisors (see below), whose sum is σ = 978516. Its totient is φ = 279552.

The previous prime is 605719. The next prime is 605779. The reversal of 605722 is 227506.

605722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 502681 + 103041 = 709^2 + 321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 605693 and 605702.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11623 + ... + 11674.

2⁶⁰⁵⁷²² is an apocalyptic number.

605722 is a deficient number, since it is larger than the sum of its proper divisors (372794).

605722 is a wasteful number, since it uses less digits than its factorization.

605722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23312.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 605722 is about 778.2814400973. The cubic root of 605722 is about 84.6105365733.

The spelling of 605722 in words is "six hundred five thousand, seven hundred twenty-two".