272151928 has 8 divisors (see below), whose sum is σ = 510284880. Its totient is φ = 136075960.

The previous prime is 272151907. The next prime is 272151931. The reversal of 272151928 is 829151272.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17009488 + ... + 17009503.

It is an arithmetic number, because the mean of its divisors is an integer number (63785610).

Almost surely, 2^272151928 is an apocalyptic number.

It is an amenable number.

272151928 is a deficient number, since it is larger than the sum of its proper divisors (238132952).

272151928 is a wasteful number, since it uses less digits than its factorization.

272151928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34018997 (or 34018993 counting only the distinct ones).

The product of its digits is 20160, while the sum is 37.

The square root of 272151928 is about 16497.0278535256. The cubic root of 272151928 is about 648.0429720524.

The spelling of 272151928 in words is "two hundred seventy-two million, one hundred fifty-one thousand, nine hundred twenty-eight".