268468453 has 4 divisors (see below), whose sum is σ = 292874688. Its totient is φ = 244062220.

The previous prime is 268468441. The next prime is 268468481. The reversal of 268468453 is 354864862.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268468453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268468433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12203101 + ... + 12203122.

It is an arithmetic number, because the mean of its divisors is an integer number (73218672).

Almost surely, 2^268468453 is an apocalyptic number.

It is an amenable number.

268468453 is a deficient number, since it is larger than the sum of its proper divisors (24406235).

268468453 is a wasteful number, since it uses less digits than its factorization.

268468453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24406234.

The product of its digits is 1105920, while the sum is 46.

The square root of 268468453 is about 16385.0069575817. The cubic root of 268468453 is about 645.1060082557.

The spelling of 268468453 in words is "two hundred sixty-eight million, four hundred sixty-eight thousand, four hundred fifty-three".