11578838 has 8 divisors (see below), whose sum is σ = 17435088. Its totient is φ = 5767144.

The previous prime is 11578823. The next prime is 11578849. The reversal of 11578838 is 83887511.

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

It is a junction number, because it is equal to n+sod(n) for n = 11578795 and 11578804.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10481 + ... + 11532.

It is an arithmetic number, because the mean of its divisors is an integer number (2179386).

Almost surely, 2^11578838 is an apocalyptic number.

11578838 is a deficient number, since it is larger than the sum of its proper divisors (5856250).

11578838 is a wasteful number, since it uses less digits than its factorization.

11578838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22278.

The product of its digits is 53760, while the sum is 41.

The square root of 11578838 is about 3402.7691664290. The cubic root of 11578838 is about 226.2324988752.

The spelling of 11578838 in words is "eleven million, five hundred seventy-eight thousand, eight hundred thirty-eight".