27002280 has 64 divisors (see below), whose sum is σ = 82906560. Its totient is φ = 7031808.

The previous prime is 27002263. The next prime is 27002291. The reversal of 27002280 is 8220072.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2544 + ... + 7776.

It is an arithmetic number, because the mean of its divisors is an integer number (1295415).

Almost surely, 2^27002280 is an apocalyptic number.

27002280 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 27002280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41453280).

27002280 is an abundant number, since it is smaller than the sum of its proper divisors (55904280).

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

27002280 is a wasteful number, since it uses less digits than its factorization.

27002280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5290 (or 5286 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 27002280 is about 5196.3718111775. The cubic root of 27002280 is about 300.0084442068.

The spelling of 27002280 in words is "twenty-seven million, two thousand, two hundred eighty".