27320670 has 96 divisors (see below), whose sum is σ = 80589600. Its totient is φ = 6365952.

The previous prime is 27320663. The next prime is 27320687. The reversal of 27320670 is 7602372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21616 + ... + 22844.

It is an arithmetic number, because the mean of its divisors is an integer number (839475).

Almost surely, 2^27320670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27320670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40294800).

27320670 is an abundant number, since it is smaller than the sum of its proper divisors (53268930).

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

27320670 is a wasteful number, since it uses less digits than its factorization.

27320670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274 (or 1271 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 27320670 is about 5226.9178298496. The cubic root of 27320670 is about 301.1829956062.

The spelling of 27320670 in words is "twenty-seven million, three hundred twenty thousand, six hundred seventy".