27080016 has 80 divisors (see below), whose sum is σ = 76899840. Its totient is φ = 8173440.

The previous prime is 27080003. The next prime is 27080021. The reversal of 27080016 is 61008072.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 20331 + ... + 21621.

It is an arithmetic number, because the mean of its divisors is an integer number (961248).

Almost surely, 2^27080016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27080016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38449920).

27080016 is an abundant number, since it is smaller than the sum of its proper divisors (49819824).

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

27080016 is a wasteful number, since it uses less digits than its factorization.

27080016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344 (or 1338 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 27080016 is about 5203.8462698277. The cubic root of 27080016 is about 300.2960632812.

Adding to 27080016 its reverse (61008072), we get a palindrome (88088088).

The spelling of 27080016 in words is "twenty-seven million, eighty thousand, sixteen".