268471963 has 4 divisors (see below), whose sum is σ = 275728000. Its totient is φ = 261215928.

The previous prime is 268471961. The next prime is 268471979. The reversal of 268471963 is 369174862.

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

It is a cyclic number.

It is not a de Polignac number, because 268471963 - 2¹ = 268471961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268471961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3627963 + ... + 3628036.

It is an arithmetic number, because the mean of its divisors is an integer number (68932000).

Almost surely, 2^268471963 is an apocalyptic number.

268471963 is a deficient number, since it is larger than the sum of its proper divisors (7256037).

268471963 is an equidigital number, since it uses as much as digits as its factorization.

268471963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7256036.

The product of its digits is 435456, while the sum is 46.

The square root of 268471963 is about 16385.1140673478. The cubic root of 268471963 is about 645.1088196503.

It can be divided in two parts, 2684 and 71963, that added together give a palindrome (74647).

The spelling of 268471963 in words is "two hundred sixty-eight million, four hundred seventy-one thousand, nine hundred sixty-three".