27201304 has 48 divisors (see below), whose sum is σ = 57067920. Its totient is φ = 12082560.

The previous prime is 27201289. The next prime is 27201319. The reversal of 27201304 is 40310272.

It is an interprime number because it is at equal distance from previous prime (27201289) and next prime (27201319).

It is a zygodrome in base 2.

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 11 ways as a sum of consecutive naturals, for example, 87309 + ... + 87619.

It is an arithmetic number, because the mean of its divisors is an integer number (1188915).

Almost surely, 2^27201304 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 27201304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28533960).

27201304 is an abundant number, since it is smaller than the sum of its proper divisors (29866616).

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

27201304 is a wasteful number, since it uses less digits than its factorization.

27201304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 355 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 27201304 is about 5215.4869379570. The cubic root of 27201304 is about 300.7437250901.

Adding to 27201304 its reverse (40310272), we get a palindrome (67511576).

The spelling of 27201304 in words is "twenty-seven million, two hundred one thousand, three hundred four".