11839398 has 8 divisors (see below), whose sum is σ = 23678808. Its totient is φ = 3946464.

The previous prime is 11839397. The next prime is 11839409. The reversal of 11839398 is 89393811.

It is a happy number.

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

11839398 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11839397) 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 3 ways as a sum of consecutive naturals, for example, 986611 + ... + 986622.

It is an arithmetic number, because the mean of its divisors is an integer number (2959851).

Almost surely, 2^11839398 is an apocalyptic number.

11839398 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.

11839398 is a wasteful number, since it uses less digits than its factorization.

11839398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973238.

The product of its digits is 46656, while the sum is 42.

The square root of 11839398 is about 3440.8426293569. The cubic root of 11839398 is about 227.9169057004.

The spelling of 11839398 in words is "eleven million, eight hundred thirty-nine thousand, three hundred ninety-eight".