11039842 has 16 divisors (see below), whose sum is σ = 18133632. Its totient is φ = 4999120.

The previous prime is 11039837. The next prime is 11039879. The reversal of 11039842 is 24893011.

It is a happy number.

It is a super-2 number, since 2×11039842² = 243756222769928, 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 11039842.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6183 + ... + 7765.

It is an arithmetic number, because the mean of its divisors is an integer number (1133352).

Almost surely, 2^11039842 is an apocalyptic number.

11039842 is a deficient number, since it is larger than the sum of its proper divisors (7093790).

11039842 is a wasteful number, since it uses less digits than its factorization.

11039842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 11039842 is about 3322.6257688762. The cubic root of 11039842 is about 222.6661940580. Note that the first 3 decimals are identical.

It can be divided in two parts, 11039 and 842, that added together give a square (11881 = 109²).

The spelling of 11039842 in words is "eleven million, thirty-nine thousand, eight hundred forty-two".