268822 has 8 divisors (see below), whose sum is σ = 405576. Its totient is φ = 133632.

The previous prime is 268819. The next prime is 268823. The reversal of 268822 is 228862.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2⁴ + 6 + 8³ + 8⁴ + 2¹¹ + 2¹⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253 + ... + 775.

It is an arithmetic number, because the mean of its divisors is an integer number (50697).

2²⁶⁸⁸²² is an apocalyptic number.

268822 is a deficient number, since it is larger than the sum of its proper divisors (136754).

268822 is a wasteful number, since it uses less digits than its factorization.

268822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782.

The product of its digits is 3072, while the sum is 28.

The square root of 268822 is about 518.4804721491. The cubic root of 268822 is about 64.5389064790.

The spelling of 268822 in words is "two hundred sixty-eight thousand, eight hundred twenty-two".