271640896 has 14 divisors (see below), whose sum is σ = 539037530. Its totient is φ = 135820416.

The previous prime is 271640893. The next prime is 271640903. The reversal of 271640896 is 698046172.

It can be written as a sum of positive squares in only one way, i.e., 271063296 + 577600 = 16464^2 + 760^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (271640893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122131 + ... + 2122258.

Almost surely, 2^271640896 is an apocalyptic number.

It is an amenable number.

271640896 is a deficient number, since it is larger than the sum of its proper divisors (267396634).

271640896 is an equidigital number, since it uses as much as digits as its factorization.

271640896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4244401 (or 4244391 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 271640896 is about 16481.5319676297. The cubic root of 271640896 is about 647.6370980249.

The spelling of 271640896 in words is "two hundred seventy-one million, six hundred forty thousand, eight hundred ninety-six".