268442067 has 32 divisors (see below), whose sum is σ = 384955200. Its totient is φ = 166053888.

The previous prime is 268442063. The next prime is 268442071. The reversal of 268442067 is 760244862.

It is an interprime number because it is at equal distance from previous prime (268442063) and next prime (268442071).

It is not a de Polignac number, because 268442067 - 2² = 268442063 is a prime.

It is a super-2 number, since 2×268442067² = 144122286670464978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (268442063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286023 + ... + 286959.

It is an arithmetic number, because the mean of its divisors is an integer number (12029850).

Almost surely, 2^268442067 is an apocalyptic number.

268442067 is a deficient number, since it is larger than the sum of its proper divisors (116513133).

268442067 is a wasteful number, since it uses less digits than its factorization.

268442067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095.

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 268442067 is about 16384.2017504668. The cubic root of 268442067 is about 645.0848731532.

The spelling of 268442067 in words is "two hundred sixty-eight million, four hundred forty-two thousand, sixty-seven".