65926361 has 4 divisors (see below), whose sum is σ = 66531300. Its totient is φ = 65321424.

The previous prime is 65926339. The next prime is 65926379. The reversal of 65926361 is 16362956.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27237961 + 38688400 = 5219^2 + 6220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65926361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65926381) 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, 302306 + ... + 302523.

It is an arithmetic number, because the mean of its divisors is an integer number (16632825).

Almost surely, 2^65926361 is an apocalyptic number.

It is an amenable number.

65926361 is a deficient number, since it is larger than the sum of its proper divisors (604939).

65926361 is a wasteful number, since it uses less digits than its factorization.

65926361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604938.

The product of its digits is 58320, while the sum is 38.

The square root of 65926361 is about 8119.5049725953. The cubic root of 65926361 is about 403.9736466978.

The spelling of 65926361 in words is "sixty-five million, nine hundred twenty-six thousand, three hundred sixty-one".