1140844 has 12 divisors (see below), whose sum is σ = 2024344. Its totient is φ = 562464.

The previous prime is 1140803. The next prime is 1140847. The reversal of 1140844 is 4480411.

It is not an unprimeable number, because it can be changed into a prime (1140847) 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, 1662 + ... + 2245.

2^1140844 is an apocalyptic number.

It is an amenable number.

1140844 is a deficient number, since it is larger than the sum of its proper divisors (883500).

1140844 is a wasteful number, since it uses less digits than its factorization.

1140844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3984 (or 3982 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 1140844 is about 1068.1029912888. The cubic root of 1140844 is about 104.4901664243.

The spelling of 1140844 in words is "one million, one hundred forty thousand, eight hundred forty-four".