27020180 has 24 divisors (see below), whose sum is σ = 61901280. Its totient is φ = 9825440.

The previous prime is 27020179. The next prime is 27020219. The reversal of 27020180 is 8102072.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61190 + ... + 61629.

It is an arithmetic number, because the mean of its divisors is an integer number (2579220).

Almost surely, 2^27020180 is an apocalyptic number.

27020180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27020180 is an abundant number, since it is smaller than the sum of its proper divisors (34881100).

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

27020180 is a wasteful number, since it uses less digits than its factorization.

27020180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122839 (or 122837 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 27020180 is about 5198.0938814146. The cubic root of 27020180 is about 300.0747221279.

The spelling of 27020180 in words is "twenty-seven million, twenty thousand, one hundred eighty".