1140268 has 12 divisors (see below), whose sum is σ = 2018520. Its totient is φ = 563552.

The previous prime is 1140257. The next prime is 1140281. The reversal of 1140268 is 8620411.

It is a super-2 number, since 2×1140268² = 2600422223648, which contains 22 as substring.

It is an Ulam number.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1246 + ... + 1957.

It is an arithmetic number, because the mean of its divisors is an integer number (168210).

2^1140268 is an apocalyptic number.

It is an amenable number.

1140268 is a deficient number, since it is larger than the sum of its proper divisors (878252).

1140268 is a wasteful number, since it uses less digits than its factorization.

1140268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296 (or 3294 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1140268 is about 1067.8333203267. The cubic root of 1140268 is about 104.4725781394.

Adding to 1140268 its reverse (8620411), we get a palindrome (9760679).

The spelling of 1140268 in words is "one million, one hundred forty thousand, two hundred sixty-eight".