320606433 has 48 divisors (see below), whose sum is σ = 550158336. Its totient is φ = 176052960.

The previous prime is 320606357. The next prime is 320606449. The reversal of 320606433 is 334606023.

320606433 is a `hidden beast` number, since 3 + 20 + 606 + 4 + 33 = 666.

It is not a de Polignac number, because 320606433 - 2¹⁶ = 320540897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320606397 and 320606406.

It is not an unprimeable number, because it can be changed into a prime (320606483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 325660 + ... + 326642.

It is an arithmetic number, because the mean of its divisors is an integer number (11461632).

Almost surely, 2^320606433 is an apocalyptic number.

It is an amenable number.

320606433 is a deficient number, since it is larger than the sum of its proper divisors (229551903).

320606433 is a wasteful number, since it uses less digits than its factorization.

320606433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194 (or 1191 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 320606433 is about 17905.4861145963. The cubic root of 320606433 is about 684.4221834486.

The spelling of 320606433 in words is "three hundred twenty million, six hundred six thousand, four hundred thirty-three".