272126216 has 16 divisors (see below), whose sum is σ = 513488940. Its totient is φ = 135195840.

The previous prime is 272126209. The next prime is 272126233. The reversal of 272126216 is 612621272.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 271920100 + 206116 = 16490^2 + 454^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107075 + ... + 109586.

Almost surely, 2^272126216 is an apocalyptic number.

It is an amenable number.

272126216 is a deficient number, since it is larger than the sum of its proper divisors (241362724).

272126216 is a wasteful number, since it uses less digits than its factorization.

272126216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216824 (or 216820 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 272126216 is about 16496.2485432295. The cubic root of 272126216 is about 648.0225631020.

Adding to 272126216 its reverse (612621272), we get a palindrome (884747488).

The spelling of 272126216 in words is "two hundred seventy-two million, one hundred twenty-six thousand, two hundred sixteen".