776233 has 2 divisors, whose sum is σ = 776234. Its totient is φ = 776232.

The previous prime is 776221. The next prime is 776249. The reversal of 776233 is 332677.

776233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514089 + 262144 = 717^2 + 512^2 .

It is a cyclic number.

It is not a de Polignac number, because 776233 - 2⁵ = 776201 is a prime.

776233 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (770233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388116 + 388117.

It is an arithmetic number, because the mean of its divisors is an integer number (388117).

2⁷⁷⁶²³³ is an apocalyptic number.

It is an amenable number.

776233 is a deficient number, since it is larger than the sum of its proper divisors (1).

776233 is an equidigital number, since it uses as much as digits as its factorization.

776233 is an evil number, because the sum of its binary digits is even.

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

The square root of 776233 is about 881.0408617085. The cubic root of 776233 is about 91.9032142202.

Subtracting from 776233 its reverse (332677), we obtain a square (443556 = 666²).

The spelling of 776233 in words is "seven hundred seventy-six thousand, two hundred thirty-three".