11039838 has 24 divisors (see below), whose sum is σ = 22778568. Its totient is φ = 3564432.

The previous prime is 11039837. The next prime is 11039879. The reversal of 11039838 is 83893011.

11039838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11039799 and 11039808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11039837) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49395 + ... + 49617.

It is an arithmetic number, because the mean of its divisors is an integer number (949107).

Almost surely, 2^11039838 is an apocalyptic number.

11039838 is an abundant number, since it is smaller than the sum of its proper divisors (11738730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11039838 is an equidigital number, since it uses as much as digits as its factorization.

11039838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 11039838 is about 3322.6251669425. The cubic root of 11039838 is about 222.6661671655. Note that the first 3 decimals are identical.

The spelling of 11039838 in words is "eleven million, thirty-nine thousand, eight hundred thirty-eight".