65982323 has 4 divisors (see below), whose sum is σ = 71980728. Its totient is φ = 59983920.

The previous prime is 65982263. The next prime is 65982341. The reversal of 65982323 is 32328956.

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 65982323 - 2¹⁶ = 65916787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65982023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2999186 + ... + 2999207.

It is an arithmetic number, because the mean of its divisors is an integer number (17995182).

Almost surely, 2^65982323 is an apocalyptic number.

65982323 is a deficient number, since it is larger than the sum of its proper divisors (5998405).

65982323 is a wasteful number, since it uses less digits than its factorization.

65982323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5998404.

The product of its digits is 77760, while the sum is 38.

The square root of 65982323 is about 8122.9503876363. The cubic root of 65982323 is about 404.0879195478.

The spelling of 65982323 in words is "sixty-five million, nine hundred eighty-two thousand, three hundred twenty-three".