11422838 has 16 divisors (see below), whose sum is σ = 20613120. Its totient is φ = 4637736.

The previous prime is 11422837. The next prime is 11422841. The reversal of 11422838 is 83822411.

It is a self number, because there is not a number n which added to its sum of digits gives 11422838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11422837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21206 + ... + 21737.

It is an arithmetic number, because the mean of its divisors is an integer number (1288320).

Almost surely, 2^11422838 is an apocalyptic number.

11422838 is a deficient number, since it is larger than the sum of its proper divisors (9190282).

11422838 is a wasteful number, since it uses less digits than its factorization.

11422838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42971.

The product of its digits is 3072, while the sum is 29.

The square root of 11422838 is about 3379.7689270126. The cubic root of 11422838 is about 225.2119024277.

The spelling of 11422838 in words is "eleven million, four hundred twenty-two thousand, eight hundred thirty-eight".