272230528 has 16 divisors (see below), whose sum is σ = 542334510. Its totient is φ = 136115200.

The previous prime is 272230523. The next prime is 272230601. The reversal of 272230528 is 825032272.

It can be written as a sum of positive squares in only one way, i.e., 260887104 + 11343424 = 16152^2 + 3368^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 272230528.

It is not an unprimeable number, because it can be changed into a prime (272230523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063273 + ... + 1063528.

Almost surely, 2^272230528 is an apocalyptic number.

It is an amenable number.

272230528 is a deficient number, since it is larger than the sum of its proper divisors (270103982).

272230528 is an equidigital number, since it uses as much as digits as its factorization.

272230528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126815 (or 2126803 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 272230528 is about 16499.4099288429. The cubic root of 272230528 is about 648.1053529869.

The spelling of 272230528 in words is "two hundred seventy-two million, two hundred thirty thousand, five hundred twenty-eight".