268654 has 4 divisors (see below), whose sum is σ = 402984. Its totient is φ = 134326.

The previous prime is 268643. The next prime is 268661. The reversal of 268654 is 456862.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67162 + ... + 67165.

It is an arithmetic number, because the mean of its divisors is an integer number (100746).

2²⁶⁸⁶⁵⁴ is an apocalyptic number.

268654 is a deficient number, since it is larger than the sum of its proper divisors (134330).

268654 is a wasteful number, since it uses less digits than its factorization.

268654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134329.

The product of its digits is 11520, while the sum is 31.

The square root of 268654 is about 518.3184349413. The cubic root of 268654 is about 64.5254591721.

The spelling of 268654 in words is "two hundred sixty-eight thousand, six hundred fifty-four".