65227613 has 8 divisors (see below), whose sum is σ = 71281920. Its totient is φ = 59194080.

The previous prime is 65227601. The next prime is 65227619. The reversal of 65227613 is 31672256.

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

It is not a de Polignac number, because 65227613 - 2¹⁰ = 65226589 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 65227613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65227619) 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, 1793 + ... + 11561.

It is an arithmetic number, because the mean of its divisors is an integer number (8910240).

Almost surely, 2^65227613 is an apocalyptic number.

It is an amenable number.

65227613 is a deficient number, since it is larger than the sum of its proper divisors (6054307).

65227613 is a wasteful number, since it uses less digits than its factorization.

65227613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10387.

The product of its digits is 15120, while the sum is 32.

The square root of 65227613 is about 8076.3613713107. The cubic root of 65227613 is about 402.5413467806.

Adding to 65227613 its reverse (31672256), we get a palindrome (96899869).

The spelling of 65227613 in words is "sixty-five million, two hundred twenty-seven thousand, six hundred thirteen".