268236423 has 24 divisors (see below), whose sum is σ = 476866208. Its totient is φ = 141486912.

The previous prime is 268236413. The next prime is 268236427. The reversal of 268236423 is 324632862.

268236423 is a `hidden beast` number, since 2 + 6 + 8 + 2 + 3 + 642 + 3 = 666.

It is not a de Polignac number, because 268236423 - 2⁴ = 268236407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268236427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162940 + ... + 164577.

Almost surely, 2^268236423 is an apocalyptic number.

268236423 is a deficient number, since it is larger than the sum of its proper divisors (208629785).

268236423 is a wasteful number, since it uses less digits than its factorization.

268236423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327543 (or 327540 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 268236423 is about 16377.9248685540. The cubic root of 268236423 is about 644.9201054818.

The spelling of 268236423 in words is "two hundred sixty-eight million, two hundred thirty-six thousand, four hundred twenty-three".