27227340 has 180 divisors, whose sum is σ = 99647856. Its totient is φ = 6223392.

The previous prime is 27227339. The next prime is 27227341. The reversal of 27227340 is 4372272.

It is an interprime number because it is at equal distance from previous prime (27227339) and next prime (27227341).

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (27227341) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 3889617 + ... + 3889623.

Almost surely, 2^27227340 is an apocalyptic number.

27227340 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 27227340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49823928).

27227340 is an abundant number, since it is smaller than the sum of its proper divisors (72420516).

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

27227340 is an frugal number, since it uses more digits than its factorization.

27227340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 27227340 is about 5217.9823686939. The cubic root of 27227340 is about 300.8396477796.

The spelling of 27227340 in words is "twenty-seven million, two hundred twenty-seven thousand, three hundred forty".