11378838 has 8 divisors (see below), whose sum is σ = 22757688. Its totient is φ = 3792944.

The previous prime is 11378833. The next prime is 11378839. The reversal of 11378838 is 83887311.

It is a sphenic number, since it is the product of 3 distinct primes.

11378838 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11378796 and 11378805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11378833) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 948231 + ... + 948242.

It is an arithmetic number, because the mean of its divisors is an integer number (2844711).

Almost surely, 2^11378838 is an apocalyptic number.

11378838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11378838 is a wasteful number, since it uses less digits than its factorization.

11378838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896478.

The product of its digits is 32256, while the sum is 39.

The square root of 11378838 is about 3373.2533257969. The cubic root of 11378838 is about 224.9223633379.

The spelling of 11378838 in words is "eleven million, three hundred seventy-eight thousand, eight hundred thirty-eight".