27398336 has 56 divisors (see below), whose sum is σ = 64861440. Its totient is φ = 11227392.

The previous prime is 27398317. The next prime is 27398341. The reversal of 27398336 is 63389372.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 27398293 and 27398302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8975 + ... + 11633.

It is an arithmetic number, because the mean of its divisors is an integer number (1158240).

Almost surely, 2^27398336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27398336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32430720).

27398336 is an abundant number, since it is smaller than the sum of its proper divisors (37463104).

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

27398336 is a wasteful number, since it uses less digits than its factorization.

27398336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701 (or 2691 counting only the distinct ones).

The product of its digits is 163296, while the sum is 41.

The square root of 27398336 is about 5234.3419834780. The cubic root of 27398336 is about 301.4681221894.

The spelling of 27398336 in words is "twenty-seven million, three hundred ninety-eight thousand, three hundred thirty-six".