1116442 has 8 divisors (see below), whose sum is σ = 1732500. Its totient is φ = 538944.

The previous prime is 1116439. The next prime is 1116449. The reversal of 1116442 is 2446111.

It can be written as a sum of positive squares in 2 ways, for example, as 1083681 + 32761 = 1041^2 + 181^2 .

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1116449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9567 + ... + 9682.

2^1116442 is an apocalyptic number.

1116442 is a deficient number, since it is larger than the sum of its proper divisors (616058).

1116442 is a wasteful number, since it uses less digits than its factorization.

1116442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19280.

The product of its digits is 192, while the sum is 19.

The square root of 1116442 is about 1056.6181902655. The cubic root of 1116442 is about 103.7397957739.

The spelling of 1116442 in words is "one million, one hundred sixteen thousand, four hundred forty-two".