268468452 has 144 divisors (see below), whose sum is σ = 819577920. Its totient is φ = 75769344.

The previous prime is 268468441. The next prime is 268468481. The reversal of 268468452 is 254864862.

It is a junction number, because it is equal to n+sod(n) for n = 268468398 and 268468407.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 513063 + ... + 513585.

Almost surely, 2^268468452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268468452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409788960).

268468452 is an abundant number, since it is smaller than the sum of its proper divisors (551109468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

268468452 is a wasteful number, since it uses less digits than its factorization.

268468452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647 (or 632 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The square root of 268468452 is about 16385.0069270660. The cubic root of 268468452 is about 645.1060074548.

The spelling of 268468452 in words is "two hundred sixty-eight million, four hundred sixty-eight thousand, four hundred fifty-two".