65329243 has 4 divisors (see below), whose sum is σ = 74662000. Its totient is φ = 55996488.

The previous prime is 65329237. The next prime is 65329247. The reversal of 65329243 is 34292356.

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 65329243 - 2¹³ = 65321051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65329199 and 65329208.

It is not an unprimeable number, because it can be changed into a prime (65329247) 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, 4666368 + ... + 4666381.

It is an arithmetic number, because the mean of its divisors is an integer number (18665500).

Almost surely, 2^65329243 is an apocalyptic number.

65329243 is a deficient number, since it is larger than the sum of its proper divisors (9332757).

65329243 is an equidigital number, since it uses as much as digits as its factorization.

65329243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9332756.

The product of its digits is 38880, while the sum is 34.

The square root of 65329243 is about 8082.6507409389. The cubic root of 65329243 is about 402.7503024993.

The spelling of 65329243 in words is "sixty-five million, three hundred twenty-nine thousand, two hundred forty-three".