65388323 has 16 divisors (see below), whose sum is σ = 87795456. Its totient is φ = 47031840.

The previous prime is 65388311. The next prime is 65388347. The reversal of 65388323 is 32388356.

It is a cyclic number.

It is not a de Polignac number, because 65388323 - 2⁶ = 65388259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65388383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31661 + ... + 33662.

It is an arithmetic number, because the mean of its divisors is an integer number (5487216).

Almost surely, 2^65388323 is an apocalyptic number.

65388323 is a deficient number, since it is larger than the sum of its proper divisors (22407133).

65388323 is a wasteful number, since it uses less digits than its factorization.

65388323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65354.

The product of its digits is 103680, while the sum is 38.

The square root of 65388323 is about 8086.3046566401. The cubic root of 65388323 is about 402.8716739688.

The spelling of 65388323 in words is "sixty-five million, three hundred eighty-eight thousand, three hundred twenty-three".