320232407 has 8 divisors (see below), whose sum is σ = 349764240. Its totient is φ = 290770560.

The previous prime is 320232401. The next prime is 320232443. The reversal of 320232407 is 704232023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320232407 - 2⁴ = 320232391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320232401) 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 7 ways as a sum of consecutive naturals, for example, 7682 + ... + 26447.

It is an arithmetic number, because the mean of its divisors is an integer number (43720530).

Almost surely, 2^320232407 is an apocalyptic number.

320232407 is a deficient number, since it is larger than the sum of its proper divisors (29531833).

320232407 is a wasteful number, since it uses less digits than its factorization.

320232407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34993.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 320232407 is about 17895.0386140964. The cubic root of 320232407 is about 684.1559262579.

The spelling of 320232407 in words is "three hundred twenty million, two hundred thirty-two thousand, four hundred seven".