320630034 has 8 divisors (see below), whose sum is σ = 641260080. Its totient is φ = 106876676.

The previous prime is 320630033. The next prime is 320630053. The reversal of 320630034 is 430036023.

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

320630034 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (320630033) 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 3 ways as a sum of consecutive naturals, for example, 26719164 + ... + 26719175.

It is an arithmetic number, because the mean of its divisors is an integer number (80157510).

Almost surely, 2^320630034 is an apocalyptic number.

320630034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320630034 is a wasteful number, since it uses less digits than its factorization.

320630034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53438344.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 320630034 is about 17906.1451462899. The cubic root of 320630034 is about 684.4389773013.

Adding to 320630034 its reverse (430036023), we get a palindrome (750666057).

The spelling of 320630034 in words is "three hundred twenty million, six hundred thirty thousand, thirty-four".