320546061 has 24 divisors (see below), whose sum is σ = 509296320. Its totient is φ = 194263080.

The previous prime is 320546047. The next prime is 320546069. The reversal of 320546061 is 160645023.

320546061 is a `hidden beast` number, since 3 + 2 + 0 + 54 + 606 + 1 = 666.

It is not a de Polignac number, because 320546061 - 2⁵ = 320546029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320546069) 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 23 ways as a sum of consecutive naturals, for example, 1401 + ... + 25358.

It is an arithmetic number, because the mean of its divisors is an integer number (21220680).

Almost surely, 2^320546061 is an apocalyptic number.

It is an amenable number.

320546061 is a deficient number, since it is larger than the sum of its proper divisors (188750259).

320546061 is a wasteful number, since it uses less digits than its factorization.

320546061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26798 (or 26773 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 320546061 is about 17903.8001832013. The cubic root of 320546061 is about 684.3792205657.

The spelling of 320546061 in words is "three hundred twenty million, five hundred forty-six thousand, sixty-one".