27098280 has 128 divisors (see below), whose sum is σ = 98582400. Its totient is φ = 6566400.

The previous prime is 27098251. The next prime is 27098293. The reversal of 27098280 is 8289072.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10740 + ... + 13020.

It is an arithmetic number, because the mean of its divisors is an integer number (770175).

Almost surely, 2^27098280 is an apocalyptic number.

27098280 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 27098280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49291200).

27098280 is an abundant number, since it is smaller than the sum of its proper divisors (71484120).

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

27098280 is a wasteful number, since it uses less digits than its factorization.

27098280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312 (or 2302 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 27098280 is about 5205.6008298755. The cubic root of 27098280 is about 300.3635592376.

The spelling of 27098280 in words is "twenty-seven million, ninety-eight thousand, two hundred eighty".