776323 has 4 divisors (see below), whose sum is σ = 780840. Its totient is φ = 771808.

The previous prime is 776317. The next prime is 776327. The reversal of 776323 is 323677.

776323 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: 323677 = 67 ⋅4831.

It is a cyclic number.

It is not a de Polignac number, because 776323 - 2⁹ = 775811 is a prime.

It is a Duffinian number.

776323 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 776291 and 776300.

It is not an unprimeable number, because it can be changed into a prime (776327) 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, 1990 + ... + 2347.

It is an arithmetic number, because the mean of its divisors is an integer number (195210).

2⁷⁷⁶³²³ is an apocalyptic number.

776323 is a deficient number, since it is larger than the sum of its proper divisors (4517).

776323 is a wasteful number, since it uses less digits than its factorization.

776323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4516.

The product of its digits is 5292, while the sum is 28.

The square root of 776323 is about 881.0919361792. The cubic root of 776323 is about 91.9067659758.

It can be divided in two parts, 77 and 6323, that added together give a square (6400 = 80²).

The spelling of 776323 in words is "seven hundred seventy-six thousand, three hundred twenty-three".