1084042 has 4 divisors (see below), whose sum is σ = 1626066. Its totient is φ = 542020.

The previous prime is 1084019. The next prime is 1084043. The reversal of 1084042 is 2404801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2404801 = 7 ⋅343543.

It can be written as a sum of positive squares in only one way, i.e., 1083681 + 361 = 1041^2 + 19^2 .

It is not an unprimeable number, because it can be changed into a prime (1084043) 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, 271009 + ... + 271012.

2^1084042 is an apocalyptic number.

1084042 is a deficient number, since it is larger than the sum of its proper divisors (542024).

1084042 is an equidigital number, since it uses as much as digits as its factorization.

1084042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542023.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1084042 is about 1041.1733765325. The cubic root of 1084042 is about 102.7263923205.

Adding to 1084042 its reverse (2404801), we get a palindrome (3488843).

The spelling of 1084042 in words is "one million, eighty-four thousand, forty-two".