268603 has 8 divisors (see below), whose sum is σ = 288320. Its totient is φ = 249480.

The previous prime is 268573. The next prime is 268607. The reversal of 268603 is 306862.

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

It is a cyclic number.

It is not a de Polignac number, because 268603 - 2⁹ = 268091 is a prime.

It is a Duffinian number.

268603 is a modest number, since divided by 603 gives 268 as remainder.

It is not an unprimeable number, because it can be changed into a prime (268607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1168 + ... + 1378.

It is an arithmetic number, because the mean of its divisors is an integer number (36040).

2²⁶⁸⁶⁰³ is an apocalyptic number.

268603 is a deficient number, since it is larger than the sum of its proper divisors (19717).

268603 is a wasteful number, since it uses less digits than its factorization.

268603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 268603 is about 518.2692350507. The cubic root of 268603 is about 64.5213758448.

It can be divided in two parts, 268 and 603, that multiplied together give a square (161604 = 402²).

The spelling of 268603 in words is "two hundred sixty-eight thousand, six hundred three".