268858403 has 16 divisors (see below), whose sum is σ = 300972672. Its totient is φ = 238056000.

The previous prime is 268858393. The next prime is 268858433. The reversal of 268858403 is 304858862.

It is a cyclic number.

It is not a de Polignac number, because 268858403 - 2⁸ = 268858147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268858433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245888 + ... + 246978.

It is an arithmetic number, because the mean of its divisors is an integer number (18810792).

Almost surely, 2^268858403 is an apocalyptic number.

268858403 is a deficient number, since it is larger than the sum of its proper divisors (32114269).

268858403 is a wasteful number, since it uses less digits than its factorization.

268858403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666.

The product of its (nonzero) digits is 368640, while the sum is 44.

The square root of 268858403 is about 16396.9022379229. The cubic root of 268858403 is about 645.4181956368.

The spelling of 268858403 in words is "two hundred sixty-eight million, eight hundred fifty-eight thousand, four hundred three".