65085459 has 8 divisors (see below), whose sum is σ = 88627200. Its totient is φ = 42467016.

The previous prime is 65085457. The next prime is 65085463. The reversal of 65085459 is 95458056.

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

It is not a de Polignac number, because 65085459 - 2¹ = 65085457 is a prime.

It is a super-2 number, since 2×65085459² = 8472233946481362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65085459.

It is not an unprimeable number, because it can be changed into a prime (65085457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230659 + ... + 230940.

It is an arithmetic number, because the mean of its divisors is an integer number (11078400).

Almost surely, 2^65085459 is an apocalyptic number.

65085459 is a deficient number, since it is larger than the sum of its proper divisors (23541741).

65085459 is a wasteful number, since it uses less digits than its factorization.

65085459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461649.

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 65085459 is about 8067.5559496046. Note that the first 3 decimals coincide. The cubic root of 65085459 is about 402.2487075134.

The spelling of 65085459 in words is "sixty-five million, eighty-five thousand, four hundred fifty-nine".