771223 has 8 divisors (see below), whose sum is σ = 803520. Its totient is φ = 739680.

The previous prime is 771217. The next prime is 771227. The reversal of 771223 is 322177.

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 771223 - 2¹³ = 763031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 771194 and 771203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (771227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2733 + ... + 3001.

It is an arithmetic number, because the mean of its divisors is an integer number (100440).

2⁷⁷¹²²³ is an apocalyptic number.

771223 is a deficient number, since it is larger than the sum of its proper divisors (32297).

771223 is a wasteful number, since it uses less digits than its factorization.

771223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377.

The product of its digits is 588, while the sum is 22.

The square root of 771223 is about 878.1930311725. The cubic root of 771223 is about 91.7050652719.

The spelling of 771223 in words is "seven hundred seventy-one thousand, two hundred twenty-three", and thus it is an iban number.