320341623 has 16 divisors (see below), whose sum is σ = 488522496. Its totient is φ = 182908800.

The previous prime is 320341607. The next prime is 320341633. The reversal of 320341623 is 326143023.

It is not a de Polignac number, because 320341623 - 2⁴ = 320341607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320341593 and 320341602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320341633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25215 + ... + 35727.

It is an arithmetic number, because the mean of its divisors is an integer number (30532656).

Almost surely, 2^320341623 is an apocalyptic number.

320341623 is a deficient number, since it is larger than the sum of its proper divisors (168180873).

320341623 is a wasteful number, since it uses less digits than its factorization.

320341623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11974.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 320341623 is about 17898.0899260228. The cubic root of 320341623 is about 684.2336950690.

Adding to 320341623 its reverse (326143023), we get a palindrome (646484646).

The spelling of 320341623 in words is "three hundred twenty million, three hundred forty-one thousand, six hundred twenty-three".