65650241 has 4 divisors (see below), whose sum is σ = 65667072. Its totient is φ = 65633412.

The previous prime is 65650231. The next prime is 65650253. The reversal of 65650241 is 14205656.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65650241 - 2¹⁰ = 65649217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65650201) 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, 800 + ... + 11486.

It is an arithmetic number, because the mean of its divisors is an integer number (16416768).

Almost surely, 2^65650241 is an apocalyptic number.

It is an amenable number.

65650241 is a deficient number, since it is larger than the sum of its proper divisors (16831).

65650241 is a wasteful number, since it uses less digits than its factorization.

65650241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16830.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 65650241 is about 8102.4836315787. The cubic root of 65650241 is about 403.4088685948.

Adding to 65650241 its reverse (14205656), we get a palindrome (79855897).

The spelling of 65650241 in words is "sixty-five million, six hundred fifty thousand, two hundred forty-one".