65903265 has 24 divisors (see below), whose sum is σ = 115846848. Its totient is φ = 34651680.

The previous prime is 65903263. The next prime is 65903293. The reversal of 65903265 is 56230956.

65903265 is a `hidden beast` number, since 6 + 590 + 3 + 2 + 65 = 666.

It is not a de Polignac number, because 65903265 - 2¹ = 65903263 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (65903263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7119 + ... + 13508.

It is an arithmetic number, because the mean of its divisors is an integer number (4826952).

Almost surely, 2^65903265 is an apocalyptic number.

It is an amenable number.

65903265 is a deficient number, since it is larger than the sum of its proper divisors (49943583).

65903265 is a wasteful number, since it uses less digits than its factorization.

65903265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20709 (or 20706 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 65903265 is about 8118.0825938149. The cubic root of 65903265 is about 403.9264664553.

The spelling of 65903265 in words is "sixty-five million, nine hundred three thousand, two hundred sixty-five".