268853859 has 12 divisors (see below), whose sum is σ = 388525176. Its totient is φ = 179152512.

The previous prime is 268853843. The next prime is 268853887. The reversal of 268853859 is 958358862.

268853859 is a `hidden beast` number, since 26 + 88 + 538 + 5 + 9 = 666.

It is not a de Polignac number, because 268853859 - 2⁴ = 268853843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268853899) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18292 + ... + 29534.

It is an arithmetic number, because the mean of its divisors is an integer number (32377098).

Almost surely, 2^268853859 is an apocalyptic number.

268853859 is a deficient number, since it is larger than the sum of its proper divisors (119671317).

268853859 is a wasteful number, since it uses less digits than its factorization.

268853859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13906 (or 13903 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 54.

The square root of 268853859 is about 16396.7636745792. The cubic root of 268853859 is about 645.4145595260.

The spelling of 268853859 in words is "two hundred sixty-eight million, eight hundred fifty-three thousand, eight hundred fifty-nine".