268724224 has 24 divisors (see below), whose sum is σ = 537321330. Its totient is φ = 134361088.

The previous prime is 268724221. The next prime is 268724233. The reversal of 268724224 is 422427862.

It can be written as a sum of positive squares in only one way, i.e., 144000000 + 124724224 = 12000^2 + 11168^2 .

It is not an unprimeable number, because it can be changed into a prime (268724221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63559 + ... + 67654.

Almost surely, 2^268724224 is an apocalyptic number.

It is an amenable number.

268724224 is a deficient number, since it is larger than the sum of its proper divisors (268597106).

268724224 is an equidigital number, since it uses as much as digits as its factorization.

268724224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131235 (or 131215 counting only the distinct ones).

The product of its digits is 86016, while the sum is 37.

The square root of 268724224 is about 16392.8101312740. The cubic root of 268724224 is about 645.3108082812.

The spelling of 268724224 in words is "two hundred sixty-eight million, seven hundred twenty-four thousand, two hundred twenty-four".