268199536 has 20 divisors (see below), whose sum is σ = 566876664. Its totient is φ = 121908800.

The previous prime is 268199521. The next prime is 268199539. The reversal of 268199536 is 635991862.

It is a super-2 number, since 2×268199536² = 143861982221230592, which contains 22 as substring.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 268199536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268199539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761755 + ... + 762106.

Almost surely, 2^268199536 is an apocalyptic number.

It is an amenable number.

268199536 is an abundant number, since it is smaller than the sum of its proper divisors (298677128).

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

268199536 is a wasteful number, since it uses less digits than its factorization.

268199536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523880 (or 1523874 counting only the distinct ones).

The product of its digits is 699840, while the sum is 49.

The square root of 268199536 is about 16376.7987103707. The cubic root of 268199536 is about 644.8905416885.

The spelling of 268199536 in words is "two hundred sixty-eight million, one hundred ninety-nine thousand, five hundred thirty-six".