65055272 has 16 divisors (see below), whose sum is σ = 122871060. Its totient is φ = 32289664.

The previous prime is 65055269. The next prime is 65055301. The reversal of 65055272 is 27255056.

It can be written as a sum of positive squares in 2 ways, for example, as 64866916 + 188356 = 8054^2 + 434^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28583 + ... + 30774.

Almost surely, 2^65055272 is an apocalyptic number.

It is an amenable number.

65055272 is a deficient number, since it is larger than the sum of its proper divisors (57815788).

65055272 is a wasteful number, since it uses less digits than its factorization.

65055272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59500 (or 59496 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 65055272 is about 8065.6848438307. The cubic root of 65055272 is about 402.1865094961.

The spelling of 65055272 in words is "sixty-five million, fifty-five thousand, two hundred seventy-two".