320355201 has 16 divisors (see below), whose sum is σ = 446423040. Its totient is φ = 203958480.

The previous prime is 320355197. The next prime is 320355221. The reversal of 320355201 is 102553023.

It is not a de Polignac number, because 320355201 - 2² = 320355197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320355221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44320 + ... + 51038.

It is an arithmetic number, because the mean of its divisors is an integer number (27901440).

Almost surely, 2^320355201 is an apocalyptic number.

It is an amenable number.

320355201 is a deficient number, since it is larger than the sum of its proper divisors (126067839).

320355201 is a wasteful number, since it uses less digits than its factorization.

320355201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7436.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 320355201 is about 17898.4692362224. The cubic root of 320355201 is about 684.2433622422.

The spelling of 320355201 in words is "three hundred twenty million, three hundred fifty-five thousand, two hundred one".