271216625 has 16 divisors (see below), whose sum is σ = 339502800. Its totient is φ = 216316800.

The previous prime is 271216601. The next prime is 271216639. The reversal of 271216625 is 526612172.

It can be written as a sum of positive squares in 8 ways, for example, as 33779344 + 237437281 = 5812^2 + 15409^2 .

It is not a de Polignac number, because 271216625 - 2⁸ = 271216369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 271216591 and 271216600.

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, 40517 + ... + 46733.

It is an arithmetic number, because the mean of its divisors is an integer number (21218925).

Almost surely, 2^271216625 is an apocalyptic number.

271216625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

271216625 is a deficient number, since it is larger than the sum of its proper divisors (68286175).

271216625 is an equidigital number, since it uses as much as digits as its factorization.

271216625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6581 (or 6571 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 271216625 is about 16468.6558346454. The cubic root of 271216625 is about 647.2997447739.

Adding to 271216625 its reverse (526612172), we get a palindrome (797828797).

The spelling of 271216625 in words is "two hundred seventy-one million, two hundred sixteen thousand, six hundred twenty-five".