65706323 has 4 divisors (see below), whose sum is σ = 65863560. Its totient is φ = 65549088.

The previous prime is 65706307. The next prime is 65706337. The reversal of 65706323 is 32360756.

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 65706323 - 2⁴ = 65706307 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 65706323.

It is not an unprimeable number, because it can be changed into a prime (65706383) 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, 77990 + ... + 78827.

It is an arithmetic number, because the mean of its divisors is an integer number (16465890).

Almost surely, 2^65706323 is an apocalyptic number.

65706323 is a deficient number, since it is larger than the sum of its proper divisors (157237).

65706323 is a wasteful number, since it uses less digits than its factorization.

65706323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157236.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 65706323 is about 8105.9436834955. The cubic root of 65706323 is about 403.5237071528.

The spelling of 65706323 in words is "sixty-five million, seven hundred six thousand, three hundred twenty-three".