65275583 has 4 divisors (see below), whose sum is σ = 68711160. Its totient is φ = 61840008.

The previous prime is 65275579. The next prime is 65275589. The reversal of 65275583 is 38557256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65275583 - 2² = 65275579 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65275583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65275589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1717760 + ... + 1717797.

It is an arithmetic number, because the mean of its divisors is an integer number (17177790).

Almost surely, 2^65275583 is an apocalyptic number.

65275583 is a deficient number, since it is larger than the sum of its proper divisors (3435577).

65275583 is a wasteful number, since it uses less digits than its factorization.

65275583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3435576.

The product of its digits is 252000, while the sum is 41.

The square root of 65275583 is about 8079.3306034597. The cubic root of 65275583 is about 402.6400022211.

The spelling of 65275583 in words is "sixty-five million, two hundred seventy-five thousand, five hundred eighty-three".