722440533 has 8 divisors (see below), whose sum is σ = 963796096. Its totient is φ = 481356000.

The previous prime is 722440531. The next prime is 722440559. The reversal of 722440533 is 335044227.

722440533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 722440533 - 2¹ = 722440531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 722440533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722440531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61453 + ... + 72258.

It is an arithmetic number, because the mean of its divisors is an integer number (120474512).

Almost surely, 2^722440533 is an apocalyptic number.

It is an amenable number.

722440533 is a deficient number, since it is larger than the sum of its proper divisors (241355563).

722440533 is a wasteful number, since it uses less digits than its factorization.

722440533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135515.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 722440533 is about 26878.2539053414. The cubic root of 722440533 is about 897.2924939329.

The spelling of 722440533 in words is "seven hundred twenty-two million, four hundred forty thousand, five hundred thirty-three".