722263235 has 4 divisors (see below), whose sum is σ = 866715888. Its totient is φ = 577810584.

The previous prime is 722263231. The next prime is 722263301. The reversal of 722263235 is 532362227.

722263235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 532362227 = 991 ⋅537197.

It is a cyclic number.

It is not a de Polignac number, because 722263235 - 2² = 722263231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (722263231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72226319 + ... + 72226328.

It is an arithmetic number, because the mean of its divisors is an integer number (216678972).

Almost surely, 2^722263235 is an apocalyptic number.

722263235 is a deficient number, since it is larger than the sum of its proper divisors (144452653).

722263235 is a wasteful number, since it uses less digits than its factorization.

722263235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144452652.

The product of its digits is 30240, while the sum is 32.

The square root of 722263235 is about 26874.9555348469. The cubic root of 722263235 is about 897.2190848087.

The spelling of 722263235 in words is "seven hundred twenty-two million, two hundred sixty-three thousand, two hundred thirty-five".