722052722 has 8 divisors (see below), whose sum is σ = 1109495772. Its totient is φ = 352220800.

The previous prime is 722052707. The next prime is 722052739. The reversal of 722052722 is 227250227.

It can be written as a sum of positive squares in 2 ways, for example, as 721943161 + 109561 = 26869^2 + 331^2 .

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

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, 4402679 + ... + 4402842.

Almost surely, 2^722052722 is an apocalyptic number.

722052722 is a deficient number, since it is larger than the sum of its proper divisors (387443050).

722052722 is a wasteful number, since it uses less digits than its factorization.

722052722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8805564.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 722052722 is about 26871.0387220145. The cubic root of 722052722 is about 897.1319076203.

The spelling of 722052722 in words is "seven hundred twenty-two million, fifty-two thousand, seven hundred twenty-two".