272064505 has 8 divisors (see below), whose sum is σ = 327054600. Its totient is φ = 217266816.

The previous prime is 272064491. The next prime is 272064511. The reversal of 272064505 is 505460272.

It can be written as a sum of positive squares in 4 ways, for example, as 12467961 + 259596544 = 3531^2 + 16112^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 272064505 - 2¹⁵ = 272031737 is a prime.

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, 44970 + ... + 50659.

It is an arithmetic number, because the mean of its divisors is an integer number (40881825).

Almost surely, 2^272064505 is an apocalyptic number.

It is an amenable number.

272064505 is a deficient number, since it is larger than the sum of its proper divisors (54990095).

272064505 is an equidigital number, since it uses as much as digits as its factorization.

272064505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96203.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 272064505 is about 16494.3779816033. The cubic root of 272064505 is about 647.9735746286.

The spelling of 272064505 in words is "two hundred seventy-two million, sixty-four thousand, five hundred five".