27320000 has 70 divisors (see below), whose sum is σ = 67843908. Its totient is φ = 10912000.

The previous prime is 27319997. The next prime is 27320039. The reversal of 27320000 is 2372.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 39659 + ... + 40341.

Almost surely, 2^27320000 is an apocalyptic number.

27320000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33921954).

27320000 is an abundant number, since it is smaller than the sum of its proper divisors (40523908).

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

27320000 is an frugal number, since it uses more digits than its factorization.

27320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715 (or 690 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 27320000 is about 5226.8537381488. The cubic root of 27320000 is about 301.1805335600.

Adding to 27320000 its reverse (2372), we get a palindrome (27322372).

The spelling of 27320000 in words is "twenty-seven million, three hundred twenty thousand".