7227722773 has 8 divisors (see below), whose sum is σ = 7329063896. Its totient is φ = 7126444800.

The previous prime is 7227722767. The next prime is 7227722833. The reversal of 7227722773 is 3772277227.

It can be written as a sum of positive squares in 4 ways, for example, as 425927044 + 6801795729 = 20638^2 + 82473^2 .

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 7227722773 - 2⁵ = 7227722741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7227722743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244513 + ... + 272473.

It is an arithmetic number, because the mean of its divisors is an integer number (916132987).

Almost surely, 2^7227722773 is an apocalyptic number.

7227722773 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

7227722773 is a deficient number, since it is larger than the sum of its proper divisors (101341123).

7227722773 is a wasteful number, since it uses less digits than its factorization.

7227722773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31575.

The product of its digits is 806736, while the sum is 46.

The square root of 7227722773 is about 85016.0148030946. The cubic root of 7227722773 is about 1933.4539324658.

The spelling of 7227722773 in words is "seven billion, two hundred twenty-seven million, seven hundred twenty-two thousand, seven hundred seventy-three".