268926738 has 16 divisors (see below), whose sum is σ = 542881440. Its totient is φ = 88804256.

The previous prime is 268926737. The next prime is 268926739. The reversal of 268926738 is 837629862.

It is an interprime number because it is at equal distance from previous prime (268926737) and next prime (268926739).

It is a super-2 number, since 2×268926738² = 144643180822641288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (268926731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208803 + ... + 210086.

It is an arithmetic number, because the mean of its divisors is an integer number (33930090).

Almost surely, 2^268926738 is an apocalyptic number.

268926738 is an abundant number, since it is smaller than the sum of its proper divisors (273954702).

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

268926738 is a wasteful number, since it uses less digits than its factorization.

268926738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419001.

The product of its digits is 1741824, while the sum is 51.

The square root of 268926738 is about 16398.9858832795. The cubic root of 268926738 is about 645.4728723932.

The spelling of 268926738 in words is "two hundred sixty-eight million, nine hundred twenty-six thousand, seven hundred thirty-eight".