268426347 has 16 divisors (see below), whose sum is σ = 409804032. Its totient is φ = 153096480.

The previous prime is 268426309. The next prime is 268426381. The reversal of 268426347 is 743624862.

It is not a de Polignac number, because 268426347 - 2¹⁹ = 267902059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268426299 and 268426308.

It is not an unprimeable number, because it can be changed into a prime (268426247) 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, 453 + ... + 23174.

It is an arithmetic number, because the mean of its divisors is an integer number (25612752).

Almost surely, 2^268426347 is an apocalyptic number.

268426347 is a deficient number, since it is larger than the sum of its proper divisors (141377685).

268426347 is a wasteful number, since it uses less digits than its factorization.

268426347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24178.

The product of its digits is 387072, while the sum is 42.

The square root of 268426347 is about 16383.7220130226. The cubic root of 268426347 is about 645.0722808246.

The spelling of 268426347 in words is "two hundred sixty-eight million, four hundred twenty-six thousand, three hundred forty-seven".