722776055 has 8 divisors (see below), whose sum is σ = 912980400. Its totient is φ = 547788096.

The previous prime is 722776049. The next prime is 722776079. The reversal of 722776055 is 550677227.

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

It is a cyclic number.

It is not a de Polignac number, because 722776055 - 2¹⁴ = 722759671 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3803990 + ... + 3804179.

It is an arithmetic number, because the mean of its divisors is an integer number (114122550).

Almost surely, 2^722776055 is an apocalyptic number.

722776055 is a deficient number, since it is larger than the sum of its proper divisors (190204345).

722776055 is a wasteful number, since it uses less digits than its factorization.

722776055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7608193.

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 722776055 is about 26884.4946948980. The cubic root of 722776055 is about 897.4313818475.

The spelling of 722776055 in words is "seven hundred twenty-two million, seven hundred seventy-six thousand, fifty-five".