768266 has 4 divisors (see below), whose sum is σ = 1152402. Its totient is φ = 384132.

The previous prime is 768263. The next prime is 768301. The reversal of 768266 is 662867.

768266 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.

It can be written as a sum of positive squares in only one way, i.e., 442225 + 326041 = 665^2 + 571^2 .

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (768263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192065 + ... + 192068.

2⁷⁶⁸²⁶⁶ is an apocalyptic number.

768266 is a deficient number, since it is larger than the sum of its proper divisors (384136).

768266 is a wasteful number, since it uses less digits than its factorization.

768266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384135.

The product of its digits is 24192, while the sum is 35.

The square root of 768266 is about 876.5078436614. The cubic root of 768266 is about 91.5877108918.

The spelling of 768266 in words is "seven hundred sixty-eight thousand, two hundred sixty-six".