1067842 has 4 divisors (see below), whose sum is σ = 1601766. Its totient is φ = 533920.

The previous prime is 1067837. The next prime is 1067849. The reversal of 1067842 is 2487601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 938961 + 128881 = 969^2 + 359^2 .

It is a super-2 number, since 2×1067842² = 2280573073928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1067842.

It is not an unprimeable number, because it can be changed into a prime (1067849) 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 as a sum of consecutive naturals, namely, 266959 + ... + 266962.

2^1067842 is an apocalyptic number.

1067842 is a deficient number, since it is larger than the sum of its proper divisors (533924).

1067842 is an equidigital number, since it uses as much as digits as its factorization.

1067842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533923.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 1067842 is about 1033.3644081349. The cubic root of 1067842 is about 102.2121050864.

The spelling of 1067842 in words is "one million, sixty-seven thousand, eight hundred forty-two".