65227165 has 8 divisors (see below), whose sum is σ = 79080120. Its totient is φ = 51643392.

The previous prime is 65227157. The next prime is 65227199. The reversal of 65227165 is 56172256.

It can be written as a sum of positive squares in 4 ways, for example, as 11600836 + 53626329 = 3406^2 + 7323^2 .

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 65227165 - 2³ = 65227157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65227165.

It is a congruent number.

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, 66760 + ... + 67729.

It is an arithmetic number, because the mean of its divisors is an integer number (9885015).

Almost surely, 2^65227165 is an apocalyptic number.

It is an amenable number.

65227165 is a deficient number, since it is larger than the sum of its proper divisors (13852955).

65227165 is a wasteful number, since it uses less digits than its factorization.

65227165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134591.

The product of its digits is 25200, while the sum is 34.

The square root of 65227165 is about 8076.3336360009. Note that the first 3 decimals coincide. The cubic root of 65227165 is about 402.5404251927.

The spelling of 65227165 in words is "sixty-five million, two hundred twenty-seven thousand, one hundred sixty-five".