1094642 has 4 divisors (see below), whose sum is σ = 1641966. Its totient is φ = 547320.

The previous prime is 1094633. The next prime is 1094657. The reversal of 1094642 is 2464901.

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., 657721 + 436921 = 811^2 + 661^2 .

It is a super-2 number, since 2×1094642² = 2396482216328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273659 + ... + 273662.

2^1094642 is an apocalyptic number.

1094642 is a deficient number, since it is larger than the sum of its proper divisors (547324).

1094642 is an equidigital number, since it uses as much as digits as its factorization.

1094642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547323.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1094642 is about 1046.2514038222. The cubic root of 1094642 is about 103.0601339244.

The spelling of 1094642 in words is "one million, ninety-four thousand, six hundred forty-two".