268122162 has 128 divisors (see below), whose sum is σ = 700858368. Its totient is φ = 66355200.

The previous prime is 268122161. The next prime is 268122163. The reversal of 268122162 is 261221862.

It is an interprime number because it is at equal distance from previous prime (268122161) and next prime (268122163).

It is not an unprimeable number, because it can be changed into a prime (268122161) 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 63 ways as a sum of consecutive naturals, for example, 1389138 + ... + 1389330.

It is an arithmetic number, because the mean of its divisors is an integer number (5475456).

Almost surely, 2^268122162 is an apocalyptic number.

268122162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 268122162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350429184).

268122162 is an abundant number, since it is smaller than the sum of its proper divisors (432736206).

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

268122162 is a wasteful number, since it uses less digits than its factorization.

268122162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344.

The product of its digits is 4608, while the sum is 30.

The square root of 268122162 is about 16374.4362345700. The cubic root of 268122162 is about 644.8285200053.

The spelling of 268122162 in words is "two hundred sixty-eight million, one hundred twenty-two thousand, one hundred sixty-two".