27002000 has 80 divisors (see below), whose sum is σ = 68245632. Its totient is φ = 10313600.

The previous prime is 27001991. The next prime is 27002033. The reversal of 27002000 is 20072.

It is a tau number, because it is divible by the number of its divisors (80).

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, 45707 + ... + 46293.

Almost surely, 2^27002000 is an apocalyptic number.

27002000 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 27002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34122816).

27002000 is an abundant number, since it is smaller than the sum of its proper divisors (41243632).

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

27002000 is a wasteful number, since it uses less digits than its factorization.

27002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 11.

The square root of 27002000 is about 5196.3448692326. The cubic root of 27002000 is about 300.0074072245.

Adding to 27002000 its reverse (20072), we get a palindrome (27022072).

The spelling of 27002000 in words is "twenty-seven million, two thousand".