271987016 has 64 divisors (see below), whose sum is σ = 595123200. Its totient is φ = 114136128.

The previous prime is 271986943. The next prime is 271987021. The reversal of 271987016 is 610789172.

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, 757445 + ... + 757803.

It is an arithmetic number, because the mean of its divisors is an integer number (9298800).

Almost surely, 2^271987016 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 271987016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297561600).

271987016 is an abundant number, since it is smaller than the sum of its proper divisors (323136184).

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

271987016 is a wasteful number, since it uses less digits than its factorization.

271987016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 41.

The square root of 271987016 is about 16492.0288624535. The cubic root of 271987016 is about 647.9120505033.

The spelling of 271987016 in words is "two hundred seventy-one million, nine hundred eighty-seven thousand, sixteen".