268868347 has 4 divisors (see below), whose sum is σ = 293310936. Its totient is φ = 244425760.

The previous prime is 268868329. The next prime is 268868351. The reversal of 268868347 is 743868862.

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 268868347 - 2⁷ = 268868219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 268868294 and 268868303.

It is not an unprimeable number, because it can be changed into a prime (268838347) 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, 12221278 + ... + 12221299.

It is an arithmetic number, because the mean of its divisors is an integer number (73327734).

Almost surely, 2^268868347 is an apocalyptic number.

268868347 is a deficient number, since it is larger than the sum of its proper divisors (24442589).

268868347 is a wasteful number, since it uses less digits than its factorization.

268868347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24442588.

The product of its digits is 3096576, while the sum is 52.

The square root of 268868347 is about 16397.2054631269. The cubic root of 268868347 is about 645.4261526870.

The spelling of 268868347 in words is "two hundred sixty-eight million, eight hundred sixty-eight thousand, three hundred forty-seven".