1268418 has 8 divisors (see below), whose sum is σ = 2536848. Its totient is φ = 422804.

The previous prime is 1268413. The next prime is 1268419. The reversal of 1268418 is 8148621.

It is a sphenic number, since it is the product of 3 distinct primes.

1268418 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1268413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105696 + ... + 105707.

It is an arithmetic number, because the mean of its divisors is an integer number (317106).

2^1268418 is an apocalyptic number.

1268418 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1268418 is a wasteful number, since it uses less digits than its factorization.

1268418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211408.

The product of its digits is 3072, while the sum is 30.

The square root of 1268418 is about 1126.2406492398. The cubic root of 1268418 is about 108.2482287560.

The spelling of 1268418 in words is "one million, two hundred sixty-eight thousand, four hundred eighteen".