27320838 has 8 divisors (see below), whose sum is σ = 54641688. Its totient is φ = 9106944.

The previous prime is 27320833. The next prime is 27320857. The reversal of 27320838 is 83802372.

It is a happy number.

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

27320838 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27320799 and 27320808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27320833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2276731 + ... + 2276742.

It is an arithmetic number, because the mean of its divisors is an integer number (6830211).

Almost surely, 2^27320838 is an apocalyptic number.

27320838 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.

27320838 is a wasteful number, since it uses less digits than its factorization.

27320838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553478.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 27320838 is about 5226.9339004812. The cubic root of 27320838 is about 301.1836129488.

The spelling of 27320838 in words is "twenty-seven million, three hundred twenty thousand, eight hundred thirty-eight".