320424423 has 16 divisors (see below), whose sum is σ = 466373376. Its totient is φ = 194071040.

The previous prime is 320424409. The next prime is 320424437. The reversal of 320424423 is 324424023.

It is an interprime number because it is at equal distance from previous prime (320424409) and next prime (320424437).

It is a cyclic number.

It is not a de Polignac number, because 320424423 - 2⁶ = 320424359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320424393 and 320424402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320424623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89086 + ... + 92612.

It is an arithmetic number, because the mean of its divisors is an integer number (29148336).

Almost surely, 2^320424423 is an apocalyptic number.

320424423 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

320424423 is a deficient number, since it is larger than the sum of its proper divisors (145948953).

320424423 is a wasteful number, since it uses less digits than its factorization.

320424423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6294.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 320424423 is about 17900.4028725613. The cubic root of 320424423 is about 684.2926422110.

Adding to 320424423 its reverse (324424023), we get a palindrome (644848446).

The spelling of 320424423 in words is "three hundred twenty million, four hundred twenty-four thousand, four hundred twenty-three".