268866452 has 6 divisors (see below), whose sum is σ = 470516298. Its totient is φ = 134433224.

The previous prime is 268866371. The next prime is 268866463. The reversal of 268866452 is 254668862.

It can be written as a sum of positive squares in only one way, i.e., 268828816 + 37636 = 16396^2 + 194^2 .

It is a super-2 number, since 2×268866452² = 144578338022136608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 268866397 and 268866406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33608303 + ... + 33608310.

It is an arithmetic number, because the mean of its divisors is an integer number (78419383).

Almost surely, 2^268866452 is an apocalyptic number.

It is an amenable number.

268866452 is a deficient number, since it is larger than the sum of its proper divisors (201649846).

268866452 is a wasteful number, since it uses less digits than its factorization.

268866452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67216617 (or 67216615 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 47.

The square root of 268866452 is about 16397.1476787885. The cubic root of 268866452 is about 645.4246363495.

The spelling of 268866452 in words is "two hundred sixty-eight million, eight hundred sixty-six thousand, four hundred fifty-two".