272820226 has 16 divisors (see below), whose sum is σ = 483819840. Its totient is φ = 112890960.

The previous prime is 272820217. The next prime is 272820263. The reversal of 272820226 is 622028272.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335580 + ... + 336391.

It is an arithmetic number, because the mean of its divisors is an integer number (30238740).

Almost surely, 2^272820226 is an apocalyptic number.

272820226 is a deficient number, since it is larger than the sum of its proper divisors (210999614).

272820226 is a wasteful number, since it uses less digits than its factorization.

272820226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672009.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 272820226 is about 16517.2705372286. The cubic root of 272820226 is about 648.5729845986.

Adding to 272820226 its reverse (622028272), we get a palindrome (894848498).

The spelling of 272820226 in words is "two hundred seventy-two million, eight hundred twenty thousand, two hundred twenty-six".