320206106 has 16 divisors (see below), whose sum is σ = 524772000. Its totient is φ = 145326480.

The previous prime is 320206097. The next prime is 320206111. The reversal of 320206106 is 601602023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4145 + ... + 25643.

It is an arithmetic number, because the mean of its divisors is an integer number (32798250).

Almost surely, 2^320206106 is an apocalyptic number.

320206106 is a deficient number, since it is larger than the sum of its proper divisors (204565894).

320206106 is a wasteful number, since it uses less digits than its factorization.

320206106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22189.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 320206106 is about 17894.3037305172. The cubic root of 320206106 is about 684.1371956139.

Adding to 320206106 its reverse (601602023), we get a palindrome (921808129).

The spelling of 320206106 in words is "three hundred twenty million, two hundred six thousand, one hundred six".